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The Historical Topographic Map Collection, or HTMC, provides a comprehensive digital repository of all scales and all editions of U.S. Geological Survey (USGS) printed topographic maps that is easily discovered, browsed, and downloaded by the public at no cost.
The Historical California Topographical Maps collection contains over 700 maps of California quadrangle maps issued by the United States Geological Survey. The maps cover the entire state of California in three sizes -- 15-minute, 30-minute, and 60-minute.
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What is a historical California Map Collection?
California Historical Topographic Maps. About this collection. Scanned images of United States Geological Survey and Army Maps Service topographic quadrangles from the Henry Madden Library map collection with the scale of 1:31,3680. Maps are dated mainly from the early to mid- 1900s. Receive updates for this collection.
The date given for each map is the date of latest survey. More information about these maps is available on the Topographic Maps Home Page. California - Topographic Map Index 1926 (8.2MB) Adelaida (San Luis Obispo County) 1918 1:62,500 (3.7MB) Adobe (Los Angeles County) 1931 1:24,000 (2.6MB)
The California Historical Topographical Maps Colllection encompasses topographic quadrangles from the Meriam Library collection dated from 1888 to 1955. Maps in the digital collection are currently indexed by quadrangle name, county, and date. The collection includes 15' (1:62,500), 30' (1:125,000),and 60' (1:250,000) maps, as well a several of ...
description: The ArcGIS Online US Geological Survey (USGS) topographic map collection now contains over 177,000 historical quadrangle maps dating from 1882 to 2006. The USGS Historical Topographic Map Explorer app brings these maps to life through an interface that guides users through the steps for exploring the map collection: Find a location ...
