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Oregon flora newsletter
Entomological news, and proceedings of the Entomological Section of the Academy of Natural Sciences of Philadelphia
The big apple year : a radio interview between Miss. Ruth Van Deman, Bureau of Home Economics, Mr. Morse Salisbury, Office of Information, and E. J. …
Fall fruit and vegetable review : a radio conversation between Miss Ruth Van Deman, Bureau of Home Economics, Mr. E. J. Rowell, Bureau of Agricultura…
A radio talk by Mabel C. Stienbarger, Bureau of Home Economics, delivered Thursday, September 3, [1931] through WRC and 43 other associate NBC statio…
A radio talk by Miss Ruth Van Deman, Bureau of Home Economics, delivered in the Department of Agriculture period, National Farm and Home Hour, broadc…
Lawn seed [Federal Seed Act] : a radio talk prepared by J. R. Cavanaugh, Associate economics, Washington, D.C., and delivered by C. R. Briggs, Wester…