Saccheri, Girolamo,  1667-1733. <br/><br/>
Girolamo Saccheri's Euclides vindicatus/ 
edited and translated by George Bruce Halsted. 
 - 2nd ed. 
 - New York:  Chelsea,  1986. 
 - xxx, 255 p.:  ill.;  22 cm. 
<br/><br/> English and Latin.  Includes index. 
<br/><br/><label>ISBN: </label>0828402892 (alk. paper) 
<br/><br/><label>LCCN: </label>79016890 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geometry, Non-Euclidean.
<br/><br/><label>Dewey Class. No.: </label>516.1  / S119g