Browse Items (4 total)
Sort by:
East Park Lake outlet/ inlet, 1983
Color image of inlet/outlet in East Park Lake.
Roy Thiede completed waterway with inlet of erosion control dam, 1967
B&W photographs of Roy Thiede and inlet of erosion control dam with emergency spillway in foreground.
Holding an inlet - water control device.
Holding an inlet. The water control device used on a Dickinson County farm.
Drain Tile Inlet Demonstration.
Drain tile inlet demonstration given by Gene Johnson and Marvin Smart on a farm in Warren County, Iowa.
