523 
Edition] for the calendar year ending December 31, 1906. By Murray Galt 
Hotter and Martin I. Wilbert. 
In citing these bulletins, beginning with Xo. S, bibliographers and authors 
are requested to adopt the following abbreviations: Bull. Xo. , Hyg. Lao., 
U. S. Pub. Health & Mar. Hosp. Serv., Wash., pp. . 
MAILING LIST. 
. 
The Service will enter into exchange of publications with medical and scien- 
tific organizations, societies, laboratories, journals, and authors. All applica- 
tions FOR THESE PUBLICATIONS SHOULD BE ADDRESSED TO THE “ SURGEON-GENERAL, 
U. S. Public Health and Marine-Hospital Service, Washington, D. C.,” 
EXCEPT THOSE MARKED (*). 
The editions of the publications marked (*), available for distribution by 
the Surgeon-General of the Public Health and Marine-Hospital Service, have 
been exhausted. Copies may, however, be obtained from the Superintendent of 
Documents, Government Printing Office, Washington, D. C., who sells publica- 
tions at cost, and to whom requests for publications thus marked should be 
made, 
o 
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