Hart, Cecil Augustus. <br/><br/>
Air photography applied to surveying / 
by C. A. Hart. 
 - 2nd ed. 
 - London :  Longmans,  1943 
 - 366 p. :  ill. ;  25 cm. 
<br/><br/> includes index. 
<br/><br/>Bibliography : p. 351-356 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Photographic surveying.