Map showing relative ease of excavation in the Aspen quadrangle, Pikin County, Colorado [cartographic material] Yale Public content

Author:
Publisher:
Geological Survey
Subject:
Soils
Excavation
Spatial Coverage:
Colorado and Pitkin County
Language:
English
Year:
1972
Date Issued:
2013-04-17T19:32:06Z
Date Modified:
2013-05-02T15:44:45Z
Library Catalog Record:
https://search.library.yale.edu/catalog/11347360
Digital Collections Record:
No Digital Collections record

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