Staack, J. G.  1878- <br/><br/>
Spirit leveling in Vermont, 1896-1935. 
[By] J. G. Staack, chief topographic engineer. 
 - Washington,  U.S. Govt. print. off.,  1938. 
 - ii, 155 p. incl. illus. (map), tables. pl.  23 cm. 
 - U.S. Geological survey. Bulletin 888 .
<br/><br/> At head of title: United States Department of the interior.  Includes index. 
<br/><br/><label>LCCN: </label>gs 38000132  
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Vermont--Altitudes.
<br/><br/><label>LC Class. No.: </label>QE75  / .B9 no. 888