Sears, G. M. <br/><br/>
First steps in photogrammetry / 
G.M. Sears; with series editor, A.S. Walker. 
 - [London]  North East London Polytechnic, Department of Land Surveying  1982 
 - vii, 158 pages :  illustrations ;  30cm. 
 - Working paper  no.5 .
<br/><br/><label>ISSN: </label>0260-9142 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Aerial photogrammetry
<br/><br/><label>Dewey Class. No.: </label>526.9823