MACKENZIE, ALEXANDER.

Report on Current-meter Observations in the Mississippi River, near Berlington, Iowa, during the Month of October, 1879.

Washington, Government Printing Office, 1884. Contemp. hcalf. Gilt spine. gilt titlelabel. Stamp on title-page. 38 pp., 41 folded tables and 1 folded map.

First edition. (Engineer Department, United States Army).

Order-nr.: 56011