Calvin Image Database Search

Geology of Lucas Co., Iowa


Crumbling granite boulder

Photograph details:
Location: U.S., Iowa, Lucas Co.; English Twp., middle of N.W. Section 23.


Photographed by: Earl T. Apfel, June 30, 1924. Lantern Slide No. 5696.
Photograph No. 916


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Relief in Kansan plain, along tributary to Whitebreast Creek

Photograph details:
Location: U.S., Iowa, Lucas Co.; Whitebreast Twp., south from near middle of south line of Section 17.


Photographed by: Earl T. Apfel, June 29, 1924. Lantern Slide No. 1099.
Photograph No. 921


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Crumbling granite boulders

Photograph details:
Location: U.S., Iowa, Lucas Co.; English Twp., middle of N.W. quarter, Section 23.

Geologic Age: Pleistocene, granite.
Photographed by: Earl T. Apfel, June 30, 1924. Lantern Slide No. 1091.
Photograph No. 924


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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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