Ecuadoran Development Corporation - El Oro Technical Mission - General Report for the Period of March 1-15, 1943
written by John T. Lassiter, fl. 1944, in Records of the Office of Inter-American Affairs, 1918 - 1951 (RG229). General Records of the El Oro Technical Mission, 1942 - 1944 (I-7 152), of United States. National Archives and Records Administration. Federal Records (1943), Box 1711, VIII 3/ Confidential File, General , 5 page(s)