Volume 25 • 1915 • Annual Report, 1914, with Accompanying Papers

Front Matter, Iowa Geological Survey, Volume XXV, Annual Report, 1914, with Accompanying Papers

1916-01-01 Volume 25 • 1915 • Annual Report, 1914, with Accompanying Papers • i-viii

Administrative Report

• George F. Kay

1916-01-01 Volume 25 • 1915 • Annual Report, 1914, with Accompanying Papers • ix-xxiv

Mineral Production in Iowa for 1913 and 1914

• George F. Kay

1916-01-01 Volume 25 • 1915 • Annual Report, 1914, with Accompanying Papers • 1-32

The Iron Ore Deposits Near Waukon, Iowa

• Jesse V. Howell

1916-01-01 Volume 25 • 1915 • Annual Report, 1914, with Accompanying Papers • 33-102

The Pleistocene History of Iowa River Valley, North and West of Iowa City in Johnson County

• M. M. Leighton

1916-01-01 Volume 25 • 1915 • Annual Report, 1914, with Accompanying Papers • 103-182

Trilobites from the Maquoketa Beds of Fayette County, Iowa

• Arthur Ware Slocom

1916-01-01 Volume 25 • 1915 • Annual Report, 1914, with Accompanying Papers • 183-250

The Origin of Dolomite

• Francis M. Van Tuyl

1916-01-01 Volume 25 • 1915 • Annual Report, 1914, with Accompanying Papers • 251-422

Physical Features and Geologic History of Des Moines Valley

• James H. Lees

1916-01-01 Volume 25 • 1915 • Annual Report, 1914, with Accompanying Papers • 423-615

Index, Iowa Geological Survey Annual Report, vol. 25 issue 1

1916-01-01 Volume 25 • 1915 • Annual Report, 1914, with Accompanying Papers • 616-627