Volume 21 • 1912 • Annual Reports, 1910 and 1911, with Accompanying Papers
Front Matter
Front Matter, Iowa Geological Survey, Volume XXI, Annual Reports, 1910, and 1911, with Accompanying Papers
1912-01-01 Volume 21 • 1912 • Annual Reports, 1910 and 1911, with Accompanying Papers • i-vi
Article
Administrative Reports
George F. Kay
1912-01-01 Volume 21 • 1912 • Annual Reports, 1910 and 1911, with Accompanying Papers • vii-xvi
Mineral production in Iowa in 1909 and 1910
1912-01-01 Volume 21 • 1912 • Annual Reports, 1910 and 1911, with Accompanying Papers • 1-28
Underground water resources of Iowa; Chapters I-VIII
W. H. Norton
1912-01-01 Volume 21 • 1912 • Annual Reports, 1910 and 1911, with Accompanying Papers • 29-419
Underground water resources of Iowa; Chapters IX-XI
W. H. Norton
1912-01-01 Volume 21 • 1912 • Annual Reports, 1910 and 1911, with Accompanying Papers • 420-810
Underground water resources of Iowa; Chapters XII-XV
W. H. Norton
1912-01-01 Volume 21 • 1912 • Annual Reports, 1910 and 1911, with Accompanying Papers • 811-1186