Browse Items (748 total) for Calvin Geological Photographs

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Iowan Drift area topography, Massilon Township, Iowa, July 18, 1925

Located in Massilon Twp. middle of section 33.

Topography of Iowan Drift area, Massilon Township, Iowa, July 18, 1925

Located in Massilon Twp., sections 29 and 32.

Kansan gumbotil with Iowa topography in the background, Massilon Township, Iowa, July 18, 1925

Located in Massilon Twp. sections 30 and 31.

George F. Kay, Frank Leverett, and Paul MacClintock in the field at the Nebraskan gumbotil outcrop 4 miles northeast of Ricketts, Iowa, July 1925

Frank Leverett, George F. Kay, and Paul MacClintock in the field, Lime Springs, Iowa, July 4, 1925

Kansan gumbotil with Illinoian till above on Miller Farm, Washington Township, Iowa, July 10, 1925

Located on Miller Farm in Washington Twp., SW 1/4, section 28 on the east side of the railroad tracks.

Loess over Kansan gumbotil, Benton Township, Hedrick, Iowa, June 29, 1925

Nebraskan till and gumbotil, Clay Township, Iowa, June 28, 1925

Located in Clay Twp., near middle of East 1/2 section 19.

Gravels in till, north of Afton, Iowa, 1925

Located north of Afton, East side of Primary Road 15, middle of the West 1/4 of the NE 1/4 of section 16, Union Twp.

Automobile in front of Loveland type cut, Loveland, Iowa, 1925

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