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USNM Number: 2235754

Collection Number: 1555

Collection Date: 1952-10-04 single date

Collectors: Davidson, R. A. (Davidson, Robert A.); Thorne, R. F. (Thorne, Robert Folger)

Country: US

State/Province: IA


County: Lee County

Precise Locality: near approach to U.S. Hwy. Des Moines River Bridge, S. of Keokuk, NE 1/4 Sec. 33, T-65N, R-5W



Elevation: feet


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