A.A.R.-U.S.D.A. test no. 20
Subtitle: grapes from central California to New York, N.Y., September 27 to October 5, 1947
By: planned, organized and conducted jointly with the United States Department of Agriculture, Agricultural Research Administration, Bureau of Plant Industry, Soils and Agricultural Engineering
Publisher: Association of American Railroads
Published: 1947
Place of publication: Chicago, IL
Language: eng
Notes: On cover "final report".