Parker, Horatio N.  1871-1946. <br/><br/>
The Potomac River basin;  geographic history--rainfall and stream flow--pollution, typhoid fever, and character of water--relation of soils and forest cover to quailty and quantity of surface water--effect of industrial wates of fishes. 

 - Washington,  Gov't print. off.,  1907. 
 - vi, 364, iii p.  x pl. (partly fold., incl. maps) diagrs.  23 cm. 
<br/><br/>TC801.U2 no. 192 with : Underflow of the South Platte Valley. Washington : Govt. Print. Off., 1906. Bound together subsequent to publication. 
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<br/><br/><label>LCCN: </label>gs 07000815  
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Potomac River.
<br/><br/><label>LC Class. No.: </label>TC801  / .U2 no. 192