Coombs, Charles. <br/><br/>
Skyrocketing into the unknown / 
Charles Coombs. 
 - New York :   Morrow,   1954. 
 - 256 p. ;  25 cm. 
<br/><br/> Includes index. 
<br/><br/>392  392 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Airplanes--Turbojet engines.<br/>Airplanes--Rocket engines.<br/>Airplanes--Engines.
<br/><br/><label>Dewey Class. No.: </label>629.14353 / C681s