Eaton, Ralph Monroe <br/><br/>
Symbolism and truth :  anintroduction to the theory of knowledge / 
Ralph Monroe Eaton 
 - Cambridge:  Havard University ,  1925 
 - xiv, 330 p.;  25 cm. 
<br/><br/> Supplementary readings 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Knowledge, theory of.<br/>Logic, Symbolic and mathematical
<br/><br/><label>Dewey Class. No.: </label>121 EAT