Bonola, Roberto,  1874-1911 <br/><br/>
Non-Euclidean Geometry :  a critical and historical study of its development / 
by Roberto Bonola ; translated [from the German] by H. S. Carslow with an introduction by Federigo Enriques 
 - Chicago :  Open Court,  1912 
 - xii, 268, xxx, 71, 50 p. ;  21 cm. 
<br/><br/> Translation of: Geometria non euclidea 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geometry, Hyperbolic
<br/><br/><label>Dewey Class. No.: </label>513.8