Forder, Henry, George, <br/><br/>
The Calculus of Extension  Textual Documents 
Forder, Henry, George 
 - Cambridge:  University Press,  1941. 
 - XV,490p.:  00105. 
<br/><br/><label>Subjects--Uniform Titles: </label><br/>Mathematics.
<br/><br/><label>Subjects--Index Terms: </label>Plane Geometry,Geometry in Space,Desargues` Theorem,Pappus` Theorem,Cylindroid 
<br/><br/><label>Dewey Class. No.: </label>512.894 FOR