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Original 1932 geologic and glacial map of the San Juan Mountains, Colorado, by Wallace W. Atwood and Kirtley F. Mather.
Full title:
Geologic Map of the San Juan Mountains, Colorado, as That Region Appeared in Late Pleistocene Time With the Glaciers of the Wisconsin Stage Restored to Their Maximum Dimensions.
The map shows the San Juan Mountains with reconstructed Wisconsin-stage glaciers and includes topographic contours, glacial movement, lakes and other mapped geological features.
Details:
Date: 1932
Geology by Wallace W. Atwood and Kirtley F. Mather
Scale: 1:250,000
Contour interval: 200 and 1,000 feet
Printer: Williams & Heintz Co., Washington, D.C.
Size: approximately 29.25 x 33.25 inches
Original fold lines are present. Paper shows age toning and normal handling/storage wear consistent with age. Please review photographs for condition and details.
