List of sires proved in dairy herd improvement associations, 1942 / compiled by the Division of Dairy Herd Improvement Investigations, Bureau of Dairy Industry.
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| Corporate Authors: | , |
|---|---|
| Format: | Government Document Book |
| Language: | English |
| Published: |
Washington, D.C. :
U.S. Dept. of Agriculture,
1942.
|
| Series: | Miscellaneous publication (United States. Department of Agriculture) ;
no. 487. |
| Subjects: |