Douglas, Edward Morehouse,  1855-1932. <br/><br/>
Boundaries, areas, geographic centers, and altitudes of the United States and the several states,  with a brief record of important changes in their territory and government, 
by Edward M. Douglas. 
 - 2d ed. 
 - Washington,  U.S. Govt. print. off.,  1930. 
 - vii, 265 p.  incl. illus., maps, tables, 12 pl. (incl. 3 fold maps (2 in pocket)  23 cm. 
 - U.S. Geological survey.  Bulletin 817 .
 - Geological Survey bulletin ;  817. .
<br/><br/> At head of title: Department of the interior.  "A revision and enlargement of the 1923 edition, issued as Bulletin 689." 
<br/><br/>Bibliographical footnotes. 
<br/><br/><label>LCCN: </label>gs 30000275  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Physical geography--United States.
<br/><br/><label>Subjects--Geographic Terms: </label><br/>United States--Altitudes.<br/>United States--Boundaries.
<br/><br/><label>LC Class. No.: </label>QE75  / .B9 no. 817