Ainslie, Douglas p . <br/><br/>
Logic as the Science of the Pure Concept /  Textual Documents 
Douglas Ainslie. 
 - 1st ed. / 
 - New York :  Macmillan and co ,  1917. 
 - 606p. ;  22cm. 
<br/><br/><label>Subjects--Index Terms: </label>Logic G-Philosophy 
<br/><br/><label>Dewey Class. No.: </label>160  / Ai 65 L