A half century of economic progress, 1890-1940 Ludewig, Charles Keech 1906- creator Zier, Julian Gilbert. 1903- Kelbaugh, Paul Recker 1903- text dcu Washington, D.C Pan American union [1940] 1940 monographic eng
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1 p. l., 17 numb. l. incl. 2 tab. 28cm. A half century of Latin American agriculture, by P. R. Kelbaugh.--A half century of Latin American commerce, by J. G. Zier.--Industrialization in the republics of Latin America, by C. K. Ludewig. by C. Keech Ludewig, Julian G. Zier [and] Paul Kelbaugh. Fiftieth anniversary of the Pan American union, 1890-April 14-1940. Cover title. At head of title: Pan American day, April 14. Mimeographed. s------ Agriculture Latin America Industries Latin America Latin America Commerce HC165 .L77 330.98 pa 41000013 Pan Amer. union. Library 750923 20260227111852.0 pa 41000013