Palmer, Wayne C. <br/><br/>
A graphical technique for determining evapotranspiration by the Thornthwaite method 
Wayne C. Palmer and A. Vaughan Havens 
 - Washington  U.S. Weather Bureau  1958 
 - 123-128 p. :  ill. ;  28 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Meteorology<br/>Climatology