M 77
(4) Autogenous vaccine.-Twenty autogenous vaccines were prepared. The appended table shows the amount of vaccines and serum issued during the year.
Table XLIII.
Vaccines and Serum
Gonococcus vaccine 10,420 c.c. T. A. B. 1,020 c.c. Cholera 17,250 c.c. Autogenous 20 vaccines Anti-meningococcus serum 9,120 c.c.F. EXAMINATION OF WATER AND MILK.
(1) Bacteriological analysis of water. One thousand five hundred and thirty-eight samples of water from various sources, chiefly the public supply, were examined during the year.
Table XLIV.
Unfiltered raw water 121 Filtered 209 Filtered and chlorinated water from service taps throughout the Colony 1,154 Well water 46 Water from other than public supplies Total 1,539(2) Bacteriological analysis of milk.-One hundred and twenty-seven analyses of milk were carried out, chiefly by request of the M.O.H.
G. MEDICO-LEGAL INVESTIGATIONS.
Eighty investigations were carried out on materials furnished by the Police. The character of the examinations was as follows:
Blood stains 42 Seminal stains 31 Miscellaneous 7H. MORBID HISTOLOGY.
Two hundred and seventy-four tissue sections were prepared and examined histologically. Among them were fifty malignant tumours and fifty benign; of the remainder 125 represent surgical pathological conditions, and forty-nine organs from post-mortem cases.