00868cam a22002535 4500 219142 219142 1276800 OSt 20220530065432.0 750414s1972 nyu 000 0 eng u 0910614024 9780910614023 AMN eng AMH OCL WTUU JC 571.L273 W4 1953 Weaver, Henry Grady, 1889-1949. 32194 The mainspring of human progress / by Henry Grady Weaver. [Rev. ed.] Irvington-on-Hudson, NY : Foundation for Economic Education, c1953 286 p. ; 17 cm. "In some respects ... a condensation of Rose Wilder Lane's book, The discovery of freedom." Includes bibliography (p. 267-271) and index. Liberty. 22784 Freedom 32203 Lane, Rose Wilder, 1886-1968. Discovery of freedom. 32195 MICROCON lcc BK 0 0 lcc 0 0 CPL CPL CART 2022-05-30 Replacement 500.00 0 JC 571 .L273 W4 1953 2022/57200 2022-05-30 00:00:00 2022-05-30 BK