LETTER OF TRANSMITTAL. 
Honolulu, Hawaii, September 29, 1914. 
Sir: I hare the honor to submit herewith and recommend for 
publication as Bulletin No. 40 of the Hawaii Experiment Station a 
paper on The Soils of the Hawaiian Islands, by W. P. Kelley, chemist, 
and William McGeorge and Alice R. Thompson, assistant chemists. 
The soil investigations of the station for the past six years have 
greatly helped in elucidating Hawaiian soil problems. In the pres- 
ent bulletin the practical bearings of these scientific investigations 
are pointed out. 
Respectfully, 
E. V. Wilcox, 
Special Agent in Charge. 
Dr. A. C. True, 
Director, Office of Experiment Stations, 
V. S. Department of Agriculture, Washington, D. C. 
Publication recommended. 
A. C. True, Director. 
Publication authorized. 
D. F. Houston, Secretary of Agriculture, 
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