18 
partment of Health, for the Virgin Islands 
(U. S. A.); to Medical Lt.-Colonel Colin, 
Chief of Sanitation, for Guadeloupe; to Dr. 
John E. Wright, Senior Medical Officer, for 
Antigua; to Dr. H. Scott Gillett, Medical 
Officer of Health, for Dominica; to Dr. 
H. D. Weatherhead, Senior Medical Officer, 
for St. Lucia; to Dr. Leslie Webb, Senior 
Medical Officer, for St. Vincent; to Dr. 
B. M. Bailey, Chief Medical Officer, for 
Barbados; to Dr. E. Cochrane, Senior Medi¬ 
cal Officer, for Grenada; to the Director of 
Medical Services, for Trinidad; to Dr. L. W. 
Fitzmaurice, Acting Chief Medical Officer, 
for the Bahama Islands; to Dr. Henry Wil¬ 
kinson, Medical and Health Department, 
for Bermuda, and to Dr. Aristides A. Moll, 
Secretary, Pan American Sanitary Bureau, 
for British Honduras, El Salvador and 
Honduras. I also wish to thank Miss Lois 
DeBakey for valued assistance in transla¬ 
tion. 
