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T Map by SK Telecom; One Navi by KT corporation; Spain. Spanish official cartography website, including National Topographic Maps MTN50 (1:50,000 scale) and MTN25 (1:25,000 scale). SITPA-IDEAS, Asturias regional maps. Sweden. Eniro.se, also covers Denmark, Finland and Norway; Hitta.se; Thailand "Longdo Map", by Longdo.
The use of photozincography at the Ordnance Survey was a great success, with Sir Henry claiming it saved over £2000 a year, from the invention of photo-zincography; the cost of producing a map of a rural district was reduced from 4 to 1 and maps of towns were reduced from 9 to 1. [8]
OpenStreetMap (abbreviated OSM) is a free, open map database updated and maintained by a community of volunteers via open collaboration. [4] Contributors collect data from surveys, trace from aerial photo imagery or satellite imagery, and import from other freely licensed geodata sources.
Every USGS topographic map available for free download from the Internet Archive. OpenStreetMap - CC-BY-SA 2.0 vector map data collected by GPS; The Map Library - Maps for Central America and Africa. Tag with commons:Template:PD-MapLibrary (talk, backlinks, edit) GinkgoMaps - Free Digital Maps published under the CC-by Licence
Zincography was a planographic printing process that used zinc plates. Alois Senefelder first mentioned zinc's lithographic use as a substitute for Bavarian limestone in his 1801 English patent specifications. [1] In 1834, Federico Lacelli patented a zincographic printing process, producing large maps called géoramas. [2]
The Libre Map Project was started by Jared Benedict and around 100 additional individuals contributing money to purchase (or "liberate") a full set of 1:24K scale USGS topographic maps in Digital raster graphic form. [1] The map files were then hosted by archive.org to ensure the map data will continue to be freely available to everyone ...