Example map from the 7.5-minute, 1:24,000-scale historical USGS topographic map series

Example map from the 7.5-minute, 1:24,000-scale historical USGS topographic map series released between 1884 and 2006. Example quad is McHenry's Peak, Colorado 1957 (1992). Visit Historical Topographic Maps - Preserving the Past for more information.

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