Great Lakes basin; a symposium presented at the Chicago meeting of the American Association for the Advancement of Sciences, 29-20 Dec. 1959 / edited by Howard J. Pincus. - Washington, D.C., 1962. - x, 308 p. : ill., maps. - (publication of the American Association for the Advancement of Science, no. 71). .


Great Lakes region--Congresses.

GB124 G7 S9 1959