Witts, Alfred Thomas,  1899- [from old catalog] <br/><br/>
Worked radio calculations;  graded practical examples for radio service engineers, wirless operators, and students of radio,  
by Alfred T. Witts 
 - London,  Sir, I. Pitman & sons, ltd.,  1943. 
 - vi, 126 p.  diagrs.  19 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Radio--Tables.
<br/><br/><label>Dewey Class. No.: </label>621.384   / WIW 1943