Calvin Image Database Search

Geology of Crawford Co., Iowa


George F. Kay, Frank Leverett, and Paul MacClintock in the Field

Photograph details:
Location: U.S., Iowa, Crawford Co.; Ricketts, 4 miles NE of, at the Nebraskan gumbotil outcrop.


Photographed by: Earl T. Apfel, July 1925.
Photograph No. 7215


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Steep headwater slopes of the tributaries of Buck Creek

Photograph details:
Location: U.S., Iowa, Crawford Co.; Washington Twp., Buck Creek, sections 9 and 10.


Photographed by: James H. Lees, October 21, 1918.
Photograph No. 7286


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Any additional plates from the Calvin Collection are listed below.
These will be added to the database in due course, but if you are interested in seeing them in advance, please contact Tiffany Adrain.



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