 | Hobbs, Harold W., 1901- 4n | (1) |
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 | Hobbs, Harold W., 1901- 4n; Hydrologic data for experimental agricultural watersheds in the United States, 1963 / compiled by Harold W. Hobbs and James B. Burford. Washington, D.C. : Agricultural Research Service, U.S. Dept. of Agriculture, in cooperation with state Agricultural Experiment Stations, 1970. | |
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