UC Berkeley GeoData Repository

Start Over Year 1899 Place Alaska

1. Alaska, fortymile quadrangle

1899. Geological Survey (U.S.). At head of map "Report, Public resolution No. 25, 55th Congress, 3d session."; Relief shown by contours and spot heights.; Survey in 1898.; "Map 10... U.S. Geological Survey (Washington, D.C).

2. Map of Alaska : showing explorations by U.S. Geological Survey in 1898, together with principal previous routes of exploration

1899. Geological Survey (U.S.). Relief shown by contours, hachures and spot heights. Depths shown by soundings and isolines.; "The base is a copy of a portion of chart T of the U.... The Survey (Washington, D.C).