1917 20 77816 https://www.bmarchives.org/files/original/100207106 b425f9478975d3ecfcf17d8f85466759 Still Image A static visual representation. Examples include paintings, drawings, graphic designs, plans and maps. Recommended best practice is to assign the type Text to images of textual materials. Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Creator An entity primarily responsible for making the resource unknown studio Date A point or period of time associated with an event in the lifecycle of the resource Date early: 1857 Proper date: 1857 Format The file format, physical medium, or dimensions of the resource [Format]: 10.5cm x 7cm [Condition]: bad [Special format]: corners cut bevelled [Type of support]: paper, passepartout [Process]: ambrotype Identifier An unambiguous reference to the resource within a given context QS-30.001.0314.01 Subject The topic of the resource [Individuals]: Hauff, Hermann Friedrich (Mr) [Photographers / Photo Studios]: unknown studio [Institutions]: unknown studio [Themes]: religion and philosophy (general): Christianity: missionary m [Themes]: social structure and socialization: gender - age and kinship: man: portrait m [Themes]: formal description: studio [Archives catalogue]: Images: QS: QS-30: untitled Title A name given to the resource Hauff, Hermann Friedrich. Hauff, Hermann Friedrich. https://www.bmarchives.org/files/original/56680 2d453b882e35001336984d8dac90ca49 Still Image A static visual representation. Examples include paintings, drawings, graphic designs, plans and maps. Recommended best practice is to assign the type Text to images of textual materials. Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Creator An entity primarily responsible for making the resource Ramseyer, Friedrich August Louis (Mr) Date A point or period of time associated with an event in the lifecycle of the resource Date early: 01.01.1888 Date late: 25.08.1891 Proper date: 01.01.1888-25.08.1891 Acquisition year: 25.08.1891 Format The file format, physical medium, or dimensions of the resource [Format]: 16.7cm x 11.7cm [Condition]: medium; retouched [Type of support]: cardboard, passepartout [Process]: b/w positive, paper print, albumen Identifier An unambiguous reference to the resource within a given context D-30.14.056 Relation A related resource Group: D-30.14.056 Same images: D-30.14.057, QD-30.042.0058, QD-30.043.0058, QD-32.024.0399 Subject The topic of the resource [Individuals]: Ramseyer, Friedrich August Louis (Mr) [Individuals]: Ado-Kwame (chief) [Photographers / Photo Studios]: Ramseyer, Friedrich August Louis (Mr) [Themes]: anthropology of the body: adornment [Themes]: individual roles: offices: chief [Themes]: music - art and literature: music and percussion: percussion instrument: drum [Themes]: anthropology of the body: adornment: feather [Themes]: anthropology of the body: headdress: headgear [Themes]: anthropology of the body: anthropology of the body - general: skull (human) [Themes]: social structure and socialization: gender - age and kinship: man: portrait m [Themes]: special objects and materials: weapon: sword [Themes]: individual roles: offices: sword bearer m [Themes]: music - art and literature: art: textile pattern [Archives catalogue]: Images: D: D-30: Gold Coast. Twi District. Abetifi. Main mission station. 14.a. Mission station, mission house and church, b. Mission, people, c. Schools and pupils, d. Sewing classes, e. Non-mission. Title A name given to the resource Haupt der Schwertträger des Häuptlings Odow Kwame v. Abetifi. Head of the swordbearers of Odow Kwame of Abetifi. https://www.bmarchives.org/files/original/56681 31397e023a1da3a6fd62fcf9f6a93bfb Still Image A static visual representation. Examples include paintings, drawings, graphic designs, plans and maps. Recommended best practice is to assign the type Text to images of textual materials. Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Creator An entity primarily responsible for making the resource Ramseyer, Friedrich August Louis (Mr) Date A point or period of time associated with an event in the lifecycle of the resource Date early: 01.01.1888 Date late: 31.12.1895 Proper date: 01.01.1888-31.12.1895 Format The file format, physical medium, or dimensions of the resource [Format]: 7.2cm x 4.8cm [Condition]: good [Type of support]: cardboard [Process]: b/w positive, paper print, collodion Identifier An unambiguous reference to the resource within a given context D-30.14.057 Relation A related resource Group: D-30.14.056 Same images: D-30.14.056, QD-30.042.0058, QD-30.043.0058, QD-32.024.0399 Subject The topic of the resource [Individuals]: Ramseyer, Friedrich August Louis (Mr) [Individuals]: Ado-Kwame (chief) [Photographers / Photo Studios]: Ramseyer, Friedrich August Louis (Mr) [Themes]: anthropology of the body: adornment [Themes]: individual roles: offices: chief [Themes]: music - art and literature: music and percussion: percussion instrument: drum [Themes]: anthropology of the body: adornment: feather [Themes]: anthropology of the body: headdress: headgear [Themes]: anthropology of the body: anthropology of the body - general: skull (human) [Themes]: social structure and socialization: gender - age and kinship: man: portrait m [Themes]: special objects and materials: weapon: sword [Themes]: individual roles: offices: sword bearer m [Themes]: music - art and literature: art: textile pattern [Archives catalogue]: Images: D: D-30: Gold Coast. Twi District. Abetifi. Main mission station. 14.a. Mission station, mission house and church, b. Mission, people, c. Schools and pupils, d. Sewing classes, e. Non-mission. Title A name given to the resource Haupt der Schwertträger des Häuptlings Odow Kwame v. Abetifi. Head of the swordbearers of Chief Odow Kwame of Abetifi. Still Image A static visual representation. Examples include paintings, drawings, graphic designs, plans and maps. Recommended best practice is to assign the type Text to images of textual materials. Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Creator An entity primarily responsible for making the resource Ramseyer, Friedrich August Louis (Mr) Date A point or period of time associated with an event in the lifecycle of the resource Acquisition year: 1903 (?) Format The file format, physical medium, or dimensions of the resource [Condition]: good [Type of support]: glass [Process]: b/w negative, gelatin dry plate Identifier An unambiguous reference to the resource within a given context QD-32.024.0136 Relation A related resource Group: D-30.16.037 Same images: D-30.16.037, QD-32.024.0137 Subject The topic of the resource [Individuals]: Ramseyer, Friedrich August Louis (Mr) [Photographers / Photo Studios]: Ramseyer, Friedrich August Louis (Mr) [Archives catalogue]: Images: QD: QD-32: untitled Title A name given to the resource Haupt- und Nebengebäude in Kumase. Main building and outhouse in Kumase. Still Image A static visual representation. Examples include paintings, drawings, graphic designs, plans and maps. Recommended best practice is to assign the type Text to images of textual materials. Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Creator An entity primarily responsible for making the resource Ramseyer, Friedrich August Louis (Mr) Date A point or period of time associated with an event in the lifecycle of the resource Acquisition year: 1903 (?) Format The file format, physical medium, or dimensions of the resource [Condition]: good [Type of support]: glass [Process]: b/w negative, gelatin dry plate Identifier An unambiguous reference to the resource within a given context QD-32.024.0137 Relation A related resource Group: D-30.16.037 Same images: D-30.16.037, QD-32.024.0136 Subject The topic of the resource [Individuals]: Ramseyer, Friedrich August Louis (Mr) [Photographers / Photo Studios]: Ramseyer, Friedrich August Louis (Mr) [Geography]: Africa {continent}: Ghana {modern state}: Ghana {modern regions}: Ashanti {modern region}: Kumase {place} [Archives catalogue]: Images: QD: QD-32: untitled Title A name given to the resource Haupt- und Nebengebäude in Kumase. Main building and outhouse in Kumase. https://www.bmarchives.org/files/original/100201412 ddce9c1acb26b7ecc423ee948dbf23ee Map Map Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Date A point or period of time associated with an event in the lifecycle of the resource Date early: 1906 Date late: 1908 Proper date: 1906 - 1908 Format The file format, physical medium, or dimensions of the resource [Format]: 44cm x 60cm [Scale]: 100 [Condition]: -! [Detail]: Haus [Material]: Papier [Scale unit]: ohne Angabe [Relevance]: / Identifier An unambiguous reference to the resource within a given context E-31.07,5#b Subject The topic of the resource [Individuals]: Schwarz, G. [Geography]: Africa {continent}: West Africa: Cameroon [Geography]: Sakbayeme [Archives catalogue]: Maps and plans: E - Cameroon maps and plans: E-31: E-31.07: E-31.07,5 Title A name given to the resource Haupt- und Nebengebäude in Sakbayeme https://www.bmarchives.org/files/original/65743 cb62fa97111ee30d5a7643c7d46bb455 Still Image A static visual representation. Examples include paintings, drawings, graphic designs, plans and maps. Recommended best practice is to assign the type Text to images of textual materials. Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Format The file format, physical medium, or dimensions of the resource [Format]: 12.2cm x 20.3cm [Special format]: corners cut rounded [Process]: print, wood engraving or line block (HD) Identifier An unambiguous reference to the resource within a given context QC-30.001.0176 Subject The topic of the resource [Geography]: Asia {continent}: India {modern state}: Haryana {region}: Dehli {place} [Themes]: architecture and settlement: architectural detail: architectural art [Themes]: formal description: architectural view [Themes]: architecture and settlement: architectural space: avenue [Themes]: travel and transport: means and types of transport: carrying frame [Themes]: environment: zoology: elephant [Themes]: economy and daily life: agriculture and animal husbandry: domesticated animal: horse [Themes]: religion and philosophy (general): Islam [Themes]: religion and philosophy (general): Islam: mosque [Themes]: travel and transport: travel and transport - general: rider m [Themes]: architecture and settlement: types of buildings: tower [Archives catalogue]: Images: QC: QC-30: untitled Title A name given to the resource Haupt-Moschee in Delhi. Main mosque in Delhi. https://www.bmarchives.org/files/original/100207867 f427edfe8146d29e7f163f8710586623 Still Image A static visual representation. Examples include paintings, drawings, graphic designs, plans and maps. Recommended best practice is to assign the type Text to images of textual materials. Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Creator An entity primarily responsible for making the resource Kling-Jenny, %Basel, %%Switzerland Date A point or period of time associated with an event in the lifecycle of the resource Date early: 1901 Proper date: 1901 Format The file format, physical medium, or dimensions of the resource [Format]: 8.8cm x 5.8cm [Condition]: good - medium [Special format]: carte de visite [Type of support]: cardboard [Process]: b/w positive, paper print, platinotype Identifier An unambiguous reference to the resource within a given context QS-30.001.1075.01 Relation A related resource Group: QS-30.001.1075.01 Same images: QW-30.009.0010 Subject The topic of the resource [Individuals]: Haupt, Friedr. Wilhelm (Mr) [Photographers / Photo Studios]: Kling-Jenny, %Basel, %%Switzerland [Institutions]: Kling-Jenny, %Basel, %%Switzerland [Themes]: religion and philosophy (general): Christianity: missionary m [Themes]: social structure and socialization: gender - age and kinship: man: portrait m [Themes]: formal description: studio [Archives catalogue]: Images: QS: QS-30: untitled Title A name given to the resource Haupt, Friedr. Wilhelm. Haupt, Friedr. Wilhelm. https://www.bmarchives.org/files/original/100207570 1368b5b94cb610f2b8d9b57c1b452140 Still Image A static visual representation. Examples include paintings, drawings, graphic designs, plans and maps. Recommended best practice is to assign the type Text to images of textual materials. Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Creator An entity primarily responsible for making the resource Vogelsanger, S., %Basel, %Liestal, %%Switzerland Date A point or period of time associated with an event in the lifecycle of the resource Date early: 1886 Proper date: 1886 Format The file format, physical medium, or dimensions of the resource [Format]: 9.2cm x 5.7cm [Condition]: medium [Special format]: carte de visite [Type of support]: cardboard [Process]: b/w positive, paper print, albumen Identifier An unambiguous reference to the resource within a given context QS-30.001.0778.01 Subject The topic of the resource [Individuals]: Haupt, Heinric h (Mr) [Photographers / Photo Studios]: Vogelsanger, S., %Basel, %Liestal, %%Switzerland [Institutions]: Vogelsanger, S., %Basel, %Liestal, %%Switzerland [Themes]: religion and philosophy (general): Christianity: missionary m [Themes]: social structure and socialization: gender - age and kinship: man: portrait m [Themes]: formal description: studio [Archives catalogue]: Images: QS: QS-30: untitled Title A name given to the resource Haupt, Heinric h. Haupt, Heinric h. https://www.bmarchives.org/files/original/100207120 0c5556819ca5dde714a64a4addda1446 Still Image A static visual representation. Examples include paintings, drawings, graphic designs, plans and maps. Recommended best practice is to assign the type Text to images of textual materials. Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Creator An entity primarily responsible for making the resource unknown studio Date A point or period of time associated with an event in the lifecycle of the resource Date early: 1858 Proper date: 1858 Format The file format, physical medium, or dimensions of the resource [Format]: 9.7cm x 6.8cm [Condition]: medium [Type of support]: cardboard, passepartout [Process]: daguerreotype Identifier An unambiguous reference to the resource within a given context QS-30.001.0328.01 Subject The topic of the resource [Individuals]: Haupt, Heinrich (Mr) [Photographers / Photo Studios]: unknown studio [Institutions]: unknown studio [Themes]: religion and philosophy (general): Christianity: missionary m [Themes]: social structure and socialization: gender - age and kinship: man: portrait m [Themes]: formal description: studio [Archives catalogue]: Images: QS: QS-30: untitled Title A name given to the resource Haupt, Heinrich. Haupt, Heinrich. Still Image A static visual representation. Examples include paintings, drawings, graphic designs, plans and maps. Recommended best practice is to assign the type Text to images of textual materials. Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Date A point or period of time associated with an event in the lifecycle of the resource Date early: 1947 Proper date: 1947 Identifier An unambiguous reference to the resource within a given context BHG-30.01.04.01.20 Subject The topic of the resource [Archives catalogue]: Guides / Finding aids: BHG - Basler Handelsgesellschaft / Basel Trading Company: BHG-30 - Fotografien / Photographs: BHG-30.01 - Photo-Registratur / Photo Registry: BHG-30.01.04 - Nigera / Nigeria: BHG-30.01.04.01 - Lagos / Lagos Title A name given to the resource Hauptbau nach Abbruch der Sheds / Main Building after the Demoliton of the Sheds Text A resource consisting primarily of words for reading. Examples include books, letters, dissertations, poems, newspapers, articles, archives of mailing lists. Note that facsimiles or images of texts are still of the genre Text. Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Date A point or period of time associated with an event in the lifecycle of the resource Date early: 1924 Date late: 1931 Proper date: 1924-1931 Format The file format, physical medium, or dimensions of the resource 1 Buch Identifier An unambiguous reference to the resource within a given context BS-06.02 Subject The topic of the resource [Archives catalogue]: Guides / Finding aids: Archives: BS - Sabah BS: BS-06 - Financial documents Title A name given to the resource Hauptbuch Text A resource consisting primarily of words for reading. Examples include books, letters, dissertations, poems, newspapers, articles, archives of mailing lists. Note that facsimiles or images of texts are still of the genre Text. Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Date A point or period of time associated with an event in the lifecycle of the resource Date early: 1859 Date late: 1863 Proper date: 1859-1863 Description An account of the resource Beinhaltet Angaben über Obligationen, Finanzen und Konten der Missionshandelsgesellschaft bzw. der Basler Handelsgesellschaft. Contains information on bonds, finances and accounts of the Mission Trading Company and the Basel Trading Company. Identifier An unambiguous reference to the resource within a given context BHG-04.02.03 Subject The topic of the resource [Archives catalogue]: Guides / Finding aids: BHG - Basler Handelsgesellschaft / Basel Trading Company: BHG-04 - Finanzwesen / Financials: BHG-04.02 - Hauptbücher / General Ledgers Title A name given to the resource Hauptbuch / General Ledger Text A resource consisting primarily of words for reading. Examples include books, letters, dissertations, poems, newspapers, articles, archives of mailing lists. Note that facsimiles or images of texts are still of the genre Text. Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Date A point or period of time associated with an event in the lifecycle of the resource Date early: 1864 Date late: 1869 Proper date: 1864-1869 Description An account of the resource Beinhaltet Angaben über Obligationen, Finanzen und Konten der Missionshandelsgesellschaft bzw. der Basler Handelsgesellschaft. Contains information on bonds, finances and accounts of the Mission Trading Company and the Basel Trading Company. Identifier An unambiguous reference to the resource within a given context BHG-04.02.04 Subject The topic of the resource [Archives catalogue]: Guides / Finding aids: BHG - Basler Handelsgesellschaft / Basel Trading Company: BHG-04 - Finanzwesen / Financials: BHG-04.02 - Hauptbücher / General Ledgers Title A name given to the resource Hauptbuch / General Ledger Text A resource consisting primarily of words for reading. Examples include books, letters, dissertations, poems, newspapers, articles, archives of mailing lists. Note that facsimiles or images of texts are still of the genre Text. Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Date A point or period of time associated with an event in the lifecycle of the resource Date early: 1870 Date late: 1876 Proper date: 1870-1876 Description An account of the resource Beinhaltet Angaben über Obligationen, Finanzen und Konten der Missionshandelsgesellschaft bzw. der Basler Handelsgesellschaft. Contains information on bonds, finances and accounts of the Mission Trading Company and the Basel Trading Company. Identifier An unambiguous reference to the resource within a given context BHG-04.02.05 Subject The topic of the resource [Archives catalogue]: Guides / Finding aids: BHG - Basler Handelsgesellschaft / Basel Trading Company: BHG-04 - Finanzwesen / Financials: BHG-04.02 - Hauptbücher / General Ledgers Title A name given to the resource Hauptbuch / General Ledger Text A resource consisting primarily of words for reading. Examples include books, letters, dissertations, poems, newspapers, articles, archives of mailing lists. Note that facsimiles or images of texts are still of the genre Text. Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Date A point or period of time associated with an event in the lifecycle of the resource Date early: 1877 Date late: 1882 Proper date: 1877-1882 Description An account of the resource Beinhaltet Angaben über Obligationen, Finanzen und Konten der Missionshandelsgesellschaft bzw. der Basler Handelsgesellschaft. Contains information on bonds, finances and accounts of the Mission Trading Company and the Basel Trading Company. Identifier An unambiguous reference to the resource within a given context BHG-04.02.06 Subject The topic of the resource [Archives catalogue]: Guides / Finding aids: BHG - Basler Handelsgesellschaft / Basel Trading Company: BHG-04 - Finanzwesen / Financials: BHG-04.02 - Hauptbücher / General Ledgers Title A name given to the resource Hauptbuch / General Ledger Text A resource consisting primarily of words for reading. Examples include books, letters, dissertations, poems, newspapers, articles, archives of mailing lists. Note that facsimiles or images of texts are still of the genre Text. Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Date A point or period of time associated with an event in the lifecycle of the resource Date early: 1883 Date late: 1888 Proper date: 1883-1888 Description An account of the resource Beinhaltet Angaben über Obligationen, Finanzen und Konten der Missionshandelsgesellschaft bzw. der Basler Handelsgesellschaft. Contains information on bonds, finances and accounts of the Mission Trading Company and the Basel Trading Company. Identifier An unambiguous reference to the resource within a given context BHG-04.02.07 Subject The topic of the resource [Archives catalogue]: Guides / Finding aids: BHG - Basler Handelsgesellschaft / Basel Trading Company: BHG-04 - Finanzwesen / Financials: BHG-04.02 - Hauptbücher / General Ledgers Title A name given to the resource Hauptbuch / General Ledger Text A resource consisting primarily of words for reading. Examples include books, letters, dissertations, poems, newspapers, articles, archives of mailing lists. Note that facsimiles or images of texts are still of the genre Text. Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Date A point or period of time associated with an event in the lifecycle of the resource Date early: 1889 Date late: 1894 Proper date: 1889-1894 Description An account of the resource Beinhaltet Angaben über Obligationen, Finanzen und Konten der Missionshandelsgesellschaft bzw. der Basler Handelsgesellschaft. Contains information on bonds, finances and accounts of the Mission Trading Company and the Basel Trading Company. Identifier An unambiguous reference to the resource within a given context BHG-04.02.08 Subject The topic of the resource [Archives catalogue]: Guides / Finding aids: BHG - Basler Handelsgesellschaft / Basel Trading Company: BHG-04 - Finanzwesen / Financials: BHG-04.02 - Hauptbücher / General Ledgers Title A name given to the resource Hauptbuch / General Ledger Text A resource consisting primarily of words for reading. Examples include books, letters, dissertations, poems, newspapers, articles, archives of mailing lists. Note that facsimiles or images of texts are still of the genre Text. Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Date A point or period of time associated with an event in the lifecycle of the resource Date early: 1895 Date late: 1899 Proper date: 1895-1899 Description An account of the resource Beinhaltet Angaben über Obligationen, Finanzen und Konten der Missionshandelsgesellschaft bzw. der Basler Handelsgesellschaft. Contains information on bonds, finances and accounts of the Mission Trading Company and the Basel Trading Company. Identifier An unambiguous reference to the resource within a given context BHG-04.02.09 Subject The topic of the resource [Archives catalogue]: Guides / Finding aids: BHG - Basler Handelsgesellschaft / Basel Trading Company: BHG-04 - Finanzwesen / Financials: BHG-04.02 - Hauptbücher / General Ledgers Title A name given to the resource Hauptbuch / General Ledger Text A resource consisting primarily of words for reading. Examples include books, letters, dissertations, poems, newspapers, articles, archives of mailing lists. Note that facsimiles or images of texts are still of the genre Text. Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Date A point or period of time associated with an event in the lifecycle of the resource Date early: 1900 Date late: 1905 Proper date: 1900-1905 Description An account of the resource Beinhaltet Angaben über Obligationen, Finanzen und Konten der Missionshandelsgesellschaft bzw. der Basler Handelsgesellschaft. Contains information on bonds, finances and accounts of the Mission Trading Company and the Basel Trading Company. Identifier An unambiguous reference to the resource within a given context BHG-04.02.10 Subject The topic of the resource [Archives catalogue]: Guides / Finding aids: BHG - Basler Handelsgesellschaft / Basel Trading Company: BHG-04 - Finanzwesen / Financials: BHG-04.02 - Hauptbücher / General Ledgers Title A name given to the resource Hauptbuch / General Ledger