Jones, Franklin Day. <br/><br/>
Gear design simplified :  a series of gear-designing charts illutrating by simple diagrams and examples the solutions of practical problems relating to spur gears, straight-tooth bevel gears ... / 
by Franklin D. Jones and Henry H. Ryffel. 
 - 3rd ed. 
 - New York, N.Y. :  Industrial Press,  c1961. 
 - 151 p. :  ill. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Gearing--Design and construction.