Thomas, R. E. <br/><br/>
Annual and seasonal precipitation probabilities / 
by  R. E. Thomas and D.M. Whiting 
 - Washington, D.C. :  U.S. Environmental Protecton Agency,  1977 
 - v, 51 p. :  ill. ;  28 cm. 
 - Environmental Protecton Technology Series .
<br/><br/> EPA-600/2-77-182 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Probable maximum precipitation (Hydrometeorology)--Middle States<br/>Hydrometeorology
<br/><br/><label>Dewey Class. No.: </label>551.570973