Hoelscher, Randolph Philip ,1890- Springer, Clifford Harry , 1896- <br/><br/>
Engineering drawing and geometry 
[by] Randolph P. Hoelscher [and] Clifford H. Springer 
 -  Wiley New York  1956  [1956] 
 - 1 v. : illus. ; 29 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mechanical drawing<br/>Geometry Descriptive--T
<br/><br/><label>LC Class. No.: </label>T353.H625