Marshall, R. B.  1867-1949. <br/><br/>
Results of spirit leveling in Arkansas, Louisiana, and Mississippi 1896 to 1909 inclusive. / 
R.B. Marshall, chief geographer.  Work in Louisiana from 1903 to 1909, inclusive, and in Mississippi from 1901 to 1909, inclusive, done in cooperation with respective states. 
 - Washington,  Govt. Print. Off.,  1911. 
 - 79 p. :  pl.,  24 cm. 
 - U.S. Geological survey. Bulletin 458 .
 - United States.  Geological Survey.  Bulletin ;  458. .
<br/><br/> Includes index. 
<br/><br/><label>LCCN: </label>gs 11000335  
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Arkansas--Altitudes.<br/>Louisiana--Altitudes.<br/>Mississippi--Altitudes.
<br/><br/><label>LC Class. No.: </label>QE75  / .B9 no. 458