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Browse Items (79 total)

Carrol Ruchotzke farm's waterway after shaping, 1968
Good sod waterway for runoff, 1967
Alvin Petersen waterway under construction, 1967
Flood detention dam and waterway, 1966
Vince Nemmers farm waterway construction, 1965
Lester Roeder temporary diversion to protect new waterway, 1965
Vince Nemmers concrete erosion control structure, 1963