Corbett, James P. <br/><br/>
Topological principles in cartography / 
by James P. Corbett. 
 - [Washington, D.C.] :  U.S. Dept. of Commerce, Bureau of the Census,  1980. 
 - v, 50 p. :  ill. 
 - Technical paper - Bureau of the Census ; 48 .
 - Technical paper (United States. Bureau of the Census) ;  48. .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematical geography.<br/>Combinatorial topology.<br/>Cartography--Data processing.