Browse Items (20 total)
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.
Hardin County Soil Map at various editorial stages. Map highlights I-V soil areas and associated acres.
An outline of how to utilize neighborhood group action for conservation purposes.