Weaver, Henry Grady,  1889-1949. <br/><br/>
The mainspring of human progress / 
by Henry Grady Weaver. 
 - [Rev. ed.] 
 - Irvington-on-Hudson, NY :  Foundation for Economic Education,  c1953 
 - 286 p. ;  17 cm. 
<br/><br/> "In some respects ... a condensation of Rose Wilder Lane's book, The discovery of freedom." 
<br/><br/>Includes bibliography (p. 267-271) and index. 
<br/><br/><label>ISBN: </label>0910614024 9780910614023 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Liberty.<br/>Freedom
<br/><br/><label>LC Class. No.: </label>JC 571.L273  / W4 1953