Instruments, Part. 2 : 

 - London :  George Newnes,  1940. 
 - viii, 132 p. :  ill. ;  23 cm. 
 - Aeroplane Maintenance and Operation Series,  Vol. 15 .
<br/><br/> Includes index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Measuring instruments<br/>Electronic instruments<br/>Instrumentation—Electronics
<br/><br/><label>Dewey Class. No.: </label>629.135 INS