TY - BOOK AU - League of Nations. Economic Intelligence Service ED - League of Nations. Economic Intelligence Service TI - Memorandum on production and trade, 1925 to 1929/30 T2 - L O N ., 1931, II A, 19 U1 - X.1.N2, G1 PY - 1931/// KW - Economic Condition International N1 - 1929 (77p) ER -