Browse Items (3 total)

Color image of unidentified worker erecting barricade near installation site of a water control device.

B&W photograph of vertical riser attached to county road culvert near Larry Schultz farm.

Sectional map of the state of Iowa, compiled from the United States surveys also exhibiting the internal improvements, distances between towns & villages, lines of projected rail roads &c. &c.; drawn and published by Guy H. Carleton, Dep. Sur. U.S.