Spencer-Gregory, H. <br/><br/>
Hygrometry / 
by H. Spencer-Gregory and E. Rourke. 
 - London :  Lockwood,  1957. 
 - xv, 254 p. :  ill. ;  22 cm. 
<br/><br/> Includes index. 
<br/><br/>Bibliography: p. 249-250. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Hygrometry.