Surficial geology of the Ayer quadrangle, Massachusetts [cartographic material] Yale Public content

Author:
Publisher:
U.S. Geological Survey
Subject:
Geology
Spatial Coverage:
Massachusetts, Middlesex County, and Worcester County
Language:
English
Year:
1953
Date Issued:
2011-11-29T19:01:09Z
Date Modified:
2012-03-05T17:16:33Z
Library Catalog Record:
https://search.library.yale.edu/catalog/10125072
Digital Collections Record:
No Digital Collections record

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