69 
No. 19. — A method for inoculating animals with precise amounts. By M. J. 
Rosenau. 
No. 20. — A zoological investigation into the cause, transmission, and source of 
Rocky Mountain ‘‘spotted fever.” By Ch. Wardell Stiles. 
. No. 21. — The immunity unit for standardizing diphtheria antitoxin (based on Ehr- 
> lich’s normal serum). Official standard prepared under the act approved July 1, 1902. 
By M. J. Rosenau. 
' No. 22. — Chloride of zinc as a deodorant, antiseptic, and germicide. By T. B. 
McClintic. 
No. 23. — Changes in the Pharmacopoeia of the United States of America. Eighth 
i Decennial Revision. By Reid Hunt and Murray Galt Motter. 
No. 24. — The International Code of Zoological Nomenclature as applied to medicine. 
By Ch. Wardell Stiles. 
I No. 25. — Illustrated key to the cestode parasites of man. By Ch. Wardell Stiles. 
No. 26. — On the stability of the oxidases and their conduct toward various reagents. 
I The conduct of phenolphthalein in the animal organism. A test for saccharin, and 
' a simple method of distinguishing between cumarin and vanillin. The toxicity of 
ozone and other oxidizing agents to lipase. The influence of chemical constitution 
j on the lipolytic hydrolysis of ethereal salts. By J. H. Kastle. 
' No. 27. — The limitations of formaldehyde gas as a disinfectant with special refer- 
; ence to car sanitation. By Thomas B. McClintic. 
No. 28. — A statistical study of the prevalence of intestinal worms in man. By Ch. 
Wardell Stiles and Philip E. Garrison. 
No. 29. — A study of the cause of sudden death following the injection of horse serum. 
By M. J. Rosenau and John F. Anderson. 
I No. 30. — I. Maternal transmission of immunity to diphtheria toxin. II. Maternal 
' transmission of immunity to diphtheria toxin and hypersusceptibility to horse serum 
in the same animal. By John F. Anderson. 
I No. 31. — Variations in the peroxidase activity of the blood in health and disease. 
By Joseph H. Kastle and Harold L. Amoss. 
; No. 32. — A stomach lesion in guinea pigs caused by diphtheria toxine and its bear- 
ing upon experimental gastric ulcer. By M. J. Rosenau and John F. Anderson. 
No. 33. — Studies in experimental alcoholism. By Reid Hunt. • 
No. 34. — I. Agamojilaria georgiana n. sp., an apparently new roundworm parasite 
j from the ankle of a negi’ess. II. The zoological characters of the roundworm genus 
i Filaria Mueller, 1787. III. Three new American cases of infection of man with 
’ • horse-hair worms (species Paragordius varius) , with summary of all cases reported to 
[ date. By Ch. Wardell Stiles. 
! No. 35. — Report on the origin and prevalence of typhoid fever in the District of 
j Columbia. By M. J. Rosenau, L. L. Lumsden, and Joseph H. Kastle. (Including 
I articles contributed by Ch. Wardell Stiles, Joseph Goldberger, and A. M. Stimson.) 
No. 36.— Studies upon hypersusceptibility and immunity. By M. J. Rosenau 
I and John F. Anderson. 
i In citing these bulletins, beginning with No. 8, bibliographers and authors are 
requested to adopt the following abbreviations; Bull. No. , Hyg. Lab., U. S. 
Pub. Health & Mar.-Hosp. Serv., Wash., pp. . 
MAILING LIST. 
The Service will enter into exchange of publications with medical and scientific 
organizations, societies, laboratories, journals, and authors. Its publications will also 
be sent to nonpublishing societies and individuals in case sufficient reason can be 
shown why such societies or individuals should receive them. All applications for 
these publications should be addressed to the “Surgeon-General, U. S. Public Health 
and Marine-Hospital Service, Washington, D. C.” 
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