The Black Hills-Rapid City flood of June 9-10, 1972 [electronic resource] : a description of the storm and flood / by Francis K. Schwarz ... [et al.] ; report prepared jointly by the U.S. Geological Survey and the National Oceanic and Atmospheric Administration.
Imprint
[Washington D.C.] : U.S. Dept. of the Interior, Geological Survey, U.S. Dept. of Commerce, National Oceanic and Atmospheric Administration : For sale by the Supt. of Docs., U.S. G.P.O., 1975.