00863cam a22002771 4500 agr42000256 DLC 20260227111001.0 811007s1942 dcu b f000 0 eng agr42000256 (OCoLC)7826221 DLC WaU WaU DLC premarc Z5074.S7 U57 no. 4 1.96R312B no.4 Blanchard, Alan J. (Alan Johnston), 1912- Guayule: a list of references, compiled by Alan J. Blanchard. [Washington, 1942] 53 p. 27 cm. Soil conservation bibliography ; no. 4 Cover title. "Sources consulted": p. ii-iii. "List of patents on guayule and other rubber bearing plants": p. 47-48. Guayule Bibliography. Rubber Patents. 10194 10194