Wellman, Leighton, B, <br/><br/>
Technical Descriptive Geometry  Textual Documents 
Wellman, Leighton, B 
 - 1st /   second Impression. 
 - New York:  McGraw-Hill Book Company,Inc,  1948. 
 - XII,508p.:  01195. 
<br/><br/><label>Subjects--Uniform Titles: </label><br/>Geometry.
<br/><br/><label>Subjects--Index Terms: </label>Double-Curved Surface,Warped Surface,Points and Lines,Dihedral Angle,Intersecting Lines 
<br/><br/><label>Dewey Class. No.: </label>516 WEL