THIRD BIENNIAL REPORT

OF THE

State Hygienic Laboratory

From Oct. 1, 1906, to Sept. 30, 1908.

M. P. RAVENEL, M. D., Director.

KARL SMITH, Bacteriologist.

J. T. BOWLES, Chemist.

REPORT OF THE STATE HYGIENIC

LABORATORY.

Instructions for the Use of the Laboratory.

The work of the Hygienic Laboratory consists in the examination of specimens for the prevention of communicable diseases. Under this heading the work as outlined by the director of the laboratory is as follows:

The examination of sputum for tubercle bacilli from suspected cases of tuberculosis.

The examination of cultures and swabs from suspected diphtheria.

The examination of blood from suspected typhoid patients for the Widal reaction.

The examination of urethral pus from suspected cases of gonorrhea for gonococci.

The examination of the central nervous system of animals in suspected rabies.

The chemical and bacteriological examination of water for its general fitness for drinking purposes.

The examination of specimens from suspected cases of anthrax, glanders and actinomycosis.

THE FOLLOWING RULES MUST BE OBSERVED, AND FAILURE TO COMPLY WITH THESE RULES WILL DEBAR THE EXAMINATION OF SAID SPECIMEN :

All specimens examined must come from persons or animals in the state of Wisconsin.

The examination of sputum, blood, pus for gonococci, and for diphtheria will be made only on the request of a practising physician in the state of Wisconsin.

The examination in cases of suspected rabies, anthrax, glanders, or actinomycosis will be made only on the request of the