Rubber production in the Amazon Valley
Subtitle: by William L. Schurz, commercial attaché, and O.D. Hargis, special agent, of the Department of Commerce, and C.F. Marbut, chief, Division of Soil Survey, and C.B. Manifold, soil surveyor, of the Department of Agriculture ...
Contributors: Hargis, O. D., joint author; Marbut, Curtis Fletcher, 1863-1935, joint author; Manifold, C. B. (Courtland Brenneman), b. 1894, joint author
Series: [U.S.] Bureau of Foreign and Domestic Commerce (Dept. of Commerce) Trade promotion series -- no. 28. -- Crude Rubber Survey -- [no. 4]
Publisher: Govt. Print. Off.
Published: 1925
Place of publication: Washington
Language: eng
Number of pages: 369
Notes: At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. Julius Klein, director ...

Prepared under the direction of H.N. Whitford, chief, Crude Rubber Section, Rubber Division as part of the Survey of Essential Raw Materials authorized by the sixty-seventh Congress.

Bibliography: p. 365-369.