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Browse Items (71585 total)

Vincent Nemmers road culvert, 1965
Outlet pipe of earth dam, 1966
Flood detention dam and waterway, 1966
Alvin Petersen waterway under construction, 1967
Carrol Ruchotzke gully before construction, 1967
Floyd Peters meadow strips, 1967
Good sod waterway for runoff, 1967