Petro, James H. <br/><br/>
Soil survey, Ross County, Ohio / 
[by James H. Petro, William H. Shumate, and Marion F. Tabb. Fieldwork by James H. Petro and others. 
 - Washington] :  U.S. Dept. of Agriculture, Soil Conservation Service :  [for sale by the Supt. of Docs., U.S. Govt. Print. Off.],  1967. 
 - ii, 168 p. :  ill., maps (part fold., col.) ;  28 cm. 
<br/><br/> Cover title. 
<br/><br/>Bibliography: p. 158. 
<br/><br/><label>LCCN: </label>agr68000021  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Soils--Maps.--Ohio--Ross County<br/>Soil surveys--Ohio--Ross County.
<br/><br/><label>LC Class. No.: </label>S599.O3  / P4 
<br/><br/><label>Dewey Class. No.: </label>631.4/7/77182 
<br/><br/><label>National Agricultural Library Call No.: </label>aS591.A3P4