Iowa Heritage Digital Collections
State Library of Iowa

Browse Items (17 total)

Drop spillway notch on the Weir farm.
Annual Report, 1961
Annual Report, 1964
Drop spillway
Drop spillway on pasture land
Hoffman & Broghammer Group's concrete drop spillway structure in Delaware County, Iowa; 3 miles north of Manchester, Iowa.
Hoffman & Broghammer Group's concrete drop spillway structure in Delaware County, Iowa; 3 miles north of Manchester, Iowa.
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