Skunk River Basin Maps including information on alluvial and buried channel aquifiers; depth to bedrock; quaternary isopach; median nitrate concentration for sample centers and shallow bedrock areas.
The year: 1912. The place: Fort Madison, Iowa. Walter A. Sheaffer takes his grand idea of a pen-filling apparatus that utilizes a lever system and, with his life savings, founds the W.A. Sheaffer company. The physical space of the company is a modest…
The year: 1912. The place: Fort Madison, Iowa. Walter A. Sheaffer takes his grand idea of a pen-filling apparatus that utilizes a lever system and, with his life savings, founds the W.A. Sheaffer company. The physical space of the company is a modest…
