Forder, H. G.  1889- <br/><br/>
The calculus of extension, 
by Henry George Forder; including examples by Robert William Genese. 
 - New York:  Chelsea,  1960. 
 - 490 p.:  illus.,  21 cm. 
<br/><br/><label>LCCN: </label>59011778 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ausdehnungslehre.
<br/><br/><label>Dewey Class. No.: </label>516  / F711c