Wolfe, John H. <br/><br/>
Practical shop mathematics /    
John H. Wolfe and Everett R. Phelps 
 - New York :   McGraw-Hill ,   1939. 
 - 2 v. :    ill. ;    21 cm. 
<br/><br/>  "Answers": v.1, p. 337-345 ; v.2, p. 307-315   CONTENTS.-I. Elementary.-II. Advanced 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Shop mathematics--------
<br/><br/><label>Dewey Class. No.: </label>621.75 WOL