PREHOOS PUBLICATIONS OF THE BCREAU OF GOVERNMENT LABORATORIES. 



(Continued from second page of cover.) 



Manila Water Supply. By Charles L. Bliss. Serum Laboratory. V. Fram- 

 boesia : Its Occurrence in Natives of the Philippine Islands. By Paul G. 

 Woolley, M. D. 



No. 21, 190Jf, Biological Laboratory. — Some Questions Relating to the Virulence 

 of Micro-organisms with Particular Reference to Their Immunizing Powers. 

 By Richard P. Strong, M. D. 



No. 22, 190Jf, Bureau of Government Laboratories. — I. A Description of the New 

 Buildings of the Bureau of Government Laboratories. By Paul C. Freer, 

 M. D., Ph. D. II. A Catalogue of the Library of the Bureau of Govern- 

 ment Laboratories. By Mary Polk, Librarian. 



No. 23, 190If, Biological Laboratory. — Plague : Bacteriology, Morbid Anatomy, and 

 Histopathology (Including a Consideration of Insects as Plague Carriers). 

 By Maximilian Herzog, M. D. 



No. 2Jf, 190Ji, Biological Laboratory. — Glanders : Its Diagnosis and Prevention, 

 together with a Report on Two Cases of Human Glanders Occurring In 

 Manila and Some Notes on the Bacteriology and Pleomorphism of Bac- 

 terium Mallei. By Wm. B. Wherry, M. D. 



No. 25, 1904.^ — Birds from the Islands of Romblon, Sibuyan, and Cresta de Gallo. 

 By Richard C. McGregor. 



No. 26, 190Jt, Biological Laboratory. — The Clinical and Pathological Significance 

 of Balantidium Coli. By Richard P. Strong, M. D. 



No. 27, 1905. — A Review of the Identifications of the Species Described in Blanco's 

 Flora de Filipinas. By Elmer D. Merrill. 



No. 28, 1905. — I. The Polypodiacese of the Philippine Islands. II. Edible Philippine 

 Fungi. By Edwin B. Copeland. 



Publications of the Bureau are given out in serial numbers pertaining to the 

 entire Bureau. Publications which may be desired can be obtained by applying 

 to the Librarian of the Bureau of Government Laboratories, Manila, P. I., or to 

 the Superintendent of Government Laboratories, Manila, P. I. 



1 The first four Bulletins in the ornithological series were published by the 

 Ethnological Survey under the title "Bulletins of the Philippine Museum." Future 

 ornithological publications of the Government will appear under the title "Publica- 

 tions of the Bureau of Government Laboratories." 



