00754cam a22002171 4500 agr10001742 DLC 20260227110931.0 891113s1910 dcua 000 0 eng c agr10001742 (OCoLC)20639504 Library, U. S. Dept. of Agriculture AAP DLC premarc RS165.D6 B3 Bartlett, Harley Harris, 1886-1960. The source of the drug Dioscorea, with a consideration of the Dioscoreae found in the United States. By Harley Harris Bartlett. Washington, Govt. Print off., 1910. 29 p. illus., 23 cm. U. S. Dept. of agriculture. Bureau of plant industry. Bulletin no. 189 Yams. 7863 7863