Topographical Map (Dufour Map)

The first official map of Switzerland. First issued between 1844 and 1864, updated up to 1939. 25 sheets. Map format: 70 x 48 cm = 3360 km2. Representation of the terrain: Shaded hachures. Form of reproduction: Copperplate engraving. Printing process: Gravure printing (also planographic printing from 1905). Number of colours: 1 (2 from 1908 and 3 from 1938). Untrue equal-area conic projection. Ellipsoid: Schmidt 1828. Starting altitude: (Repère Pierre du Niton 376.2 metres above sea level).

Data and Resources

Map (Preview) map.geo.admin.chSERVICE
Preview map.geo.admin.ch
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ch.swisstopo.hiks-dufourWMS
WMS-FSDI service, layer "Dufour Map First edition"
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ch.swisstopo.hiks-dufourWMTS
WMTS-FSDI service, layer "Dufour Map First edition"
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RESTful API from geo.admin.chAPI
RESTful API from geo.admin.ch
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Additional Info

Field	Value
Identifier	d12f970f-6a83-4c33-8cfe-7504b6a5dca9@bundesamt-fur-landestopografie-swisstopo
Title for URL of the dataset	topographische-karte-der-schweiz-dufourkarte
Schedule the publication of the dataset	-
Issued date	January 1, 1843
Modification date	-
Conforms to	-
Update interval	Irregular
Temporal coverage	-
Publisher Information	Federal Office of Topography swisstopo
Contact points	geodata@swisstopo.ch
Languages	Language independent
URL	https://www.swisstopo.admin.ch/fr/carte-dufour-digitale
Relation	geocat.ch permalink
Spatial	Dufourkarte
Related datasets	-
Documentation	-
Keywords	historic-map individual-symbol official-geodata terrain-representation national-map conservation-and-ar... place-name rock history relief-land province nomenclature geographical-names fsdi-federal-spatia... water-geographic mountain topography map-chart
Terms of use	https://opendata.swiss/terms-of-use#terms_by
Metadata Access	API (JSON) Download XML