O'Brien, Robert <br/><br/>
Machines / 
R. O'Brien. 
 - New York :  Time,   1964. 
 - 200 p. :  ill.;  28 cm. 
 - Life Science Library .
 - Life Science Library .
<br/><br/>Bibliography, p. 196. Index, p. 197-199 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Technical sciences<br/>Machinery