Wood, Frank Bradshaw <br/><br/>
Photoelectric astronomy for amateurs 

 -  Macmillan & Co. Ltd., New York  1963 
 - 223 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Practical & spherical astronomy
<br/><br/><label>Dewey Class. No.: </label>522  WOO-P