Sigwart, Christoph,  1830-1904 <br/><br/>
Logic / 
by Christoph Sigwart ; translated by Helen Dendy 
 - 2nd ed., rev. and enl. 
 - London :  Swan Sonnenschein,  1895 
 - 2 v. ;  24 cm. 
 - Library of philosophy;  4th ser .
<br/><br/>Vol. 1. The judgment, concept and inference. - v. 2. Logical methods.translated by Helen Dendy 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Logic
<br/><br/><label>Dewey Class. No.: </label>160