Iowa Heritage Digital Collections
State Library of Iowa

Browse Items (10 total)

  •  
  •  
Two students determining the depth of a trench on a drainage model, 1957
Dr. Bockhop and students observing a tillage system with a model tractor, 1957
Dr. Bockhop working on soil bin similitude studies, 1957
Two students determining the depth of a trench on a drainage model, 1957
Dr. Bockhop and students observing a tillage system with a model tractor, 1957
Dr. Bockhop working on soil bin similitude studies, 1957
Model of Niagara Falls power plants, The University of Iowa, 1927
  •  
  •  
Output Formats

atom, dcmes-xml, json, omeka-xml, rss2