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| Bulletin by University of Missouri--Columbia. Agricultural Experiment Station - 1940 |
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| Bulletin by West Virginia University. Engineering Experiment Station, Its - 1940 |
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| Bulletin by Charles Butts, Virginia Geological Survey, Geological Survey (U.S.), Virginia. Division of Geology - 1940 |
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| Bulletin by Virginia. Division of Mineral Resources, Virginia. Division of Geology, Virginia Geological Survey - 1940 |
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| Bulletin by University of Toronto. Ontario College of Education. Dept. of Educational Research - 1940 |
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| Bulletin by Society of Medical History of Chicago - 1940 |
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| Bulletin by Oklahoma. Dept. of Education, Oklahoma. Superintendent of Public Instruction - 1940 |
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| Bulletin by Pennsylvania State College. Agricultural Experiment Station, Pennsylvania State University. Agricultural Experiment Station - 1940 |
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| Bulletin by Commonwealth Bureau of Pastures and Field Crops, Hurley, England (Berkshire) - 1940 |
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| Bulletin by Great Britain. Ministry of Agriculture and Fisheries - 1940 |
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| Bulletin by Egypt. Dept. of Agriculture. Technical and Scientific Service, Mohammed Fouad el-Gammal, A. A. Amer - 1940 |
| Bulletin by West Virginia University. Engineering Experiment Station, Its - 1940 |
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| Bulletin by Northwestern University (Evanston, Ill.) - 1940 |
| Bulletin by University of Minnesota. Engineering Experiment Station - 1940 |
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| Bulletin by Clemson University. Extension Service - 1940 |
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| Bulletin by Georgia Institute of Technology. Engineering Experiment Station, Its - 1940 |
| Bulletin by John Nicholas Wolfe, Ohio Biological Survey - 1940 - 50 pages |
| Bulletin by University of Minnesota - 1940 |
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| Bulletin by Alabama. Agricultural Experiment Station, Tuskegee - 1940 |
| Bulletin by Académie delphinale, Grenoble - 1940 |
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| Bulletin by Brown University - 1940 |
| Bulletin by Chicago (Ill.) Municipal Tuberculosis Sanitarium - 1940 |
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| Bulletin by Union des naturalistes et de l'enseignement secondaire, Paris - 1940 |
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| Bulletin by Michigan Cooperative Teacher Education Study - 1940 |
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| Bulletin by Iowa Engineering Experiment Station - 1940 |
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| Bulletin - 1940 |
| Bulletin - 1940 |