Data and Resources

• B019

  Zinc and Lead Deposits of the Upper Mississippi Valley

  Bain, H.F.;

  1907

  Report: 154 p.

  Download
• B019-plate02

  Geologic Map of the Zinc and Lead Regions of the Upper Mississippi Valley [plate 2]

  1907

  Map: 18.7 in x 20.7 in

  Download
• B019-plate07

  Map Showing Distribution of Crevices and Locations of Special Maps in the Upper Mississippi Valley Zinc and Lead Region [plate 7]

  1907

  Map: 17.8 in x 21.2 in

  Download
• B019-plate08

  Map Showing Geology and Topography of the Dubuque Area With Structural Contours on the Base of the Galena Dolomite and Principal Crevices [plate 8]

  Ellis, E.E.; Bain, H.F.; Guilford, W.H.;

  1907

  Map: 8.6 in x 10.9 in

  Download