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Coffee, cocoa beans and tea : United States foreign trade in 1938
Bynum, Mary L., (1939)
1937 Review of United States foreign trade in coffee, cocoa beans and products, and tea
Bynum, Mary L., (1938)
Coffee, tea and cocoa : an economic and political analysis
Wickizer, V. D., (1951)
The world's exports of coffee
Bynum, Mary L., (1930)
The coffee industry in Colombia : U.S. Department of Commerce, Bureau of Foreign and Domestic Commerce ; [prepared ... by Mary L. Bynum]
Bynum, Mary L., (1931)
International trade in coffee : by M.L. Bynum
Bynum, Mary L., (1926)