Collins, Stewart A <br/><br/>
The mariner 6 and 7 pictures of mars  prepared at jet propulsion laboratory Pasadena, California 
/ by Stewart A. Collins. 
 - Washington, D.C.  National Aeronautics and Space Administration  1971 
 - ix, 159 p. : ill. ; 30 cm. 
<br/><br/><label>Subjects--Corporate Names: </label><br/>Project Mariner
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Mars (Planet)--Photographs from space