Report of a geological survey of Wisconsin, Iowa, and Minnesota :
and incidentally of a portion of Nebraska Territory /
made under instructions from the United States Treasury department ; by David Dale Owen, United States geologist.

APA Citation

Owen, D. Dale., Whittlesey, C., Shumard, B. F. (Benjamin Franklin)., Pratten, H., Parry, C. C. (Charles Christopher)., Norwood, J. G. (Joseph Granville)., Leidy, J., United States. General Land Office. (1852). Report of a geological survey of Wisconsin, Iowa, and Minnesota: and incidentally of a portion of Nebraska Territory. Philadelphia: Lippincott, Grambo & co..

MLA Citation

United States. General Land Office, et al.. Report of a Geological Survey of Wisconsin, Iowa, And Minnesota: And Incidentally of a Portion of Nebraska Territory. Philadelphia: Lippincott, Grambo & co., 1852.