Calvin Image Database Search

Geology of Floyd Co., Iowa


Boulder of Iowan age

Photograph details:
Location: U.S., Iowa, Floyd Co.; Nora Springs, near southeast corner of Park.


Photograph No. 574


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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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