Frank Philipp G Ed. <br/><br/>
Validation of scientific theories 

 -  1961 
<br/><br/><label>Standard No.: </label>51753 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>PHILOSOPHY
<br/><br/><label>Dewey Class. No.: </label>R24, K1