er must wear a gown or overall, provided at his
own expense, which must be kept in the Laboratory.

2. The hands must be disinfected with lysol 2 per cent.
solution, carbolic acid 5 per cent. solution, or corrosive
sublimate 1 per mille solution, after dealing with
infectious material, and ~before using towels~.

3. On no account must Laboratory towels or dusters be used
for wiping up infectious material, and if such towels or
dusters do become soiled, they must be immediately
sterilised by boiling.

4. Special pails containing disinfectant are provided to
receive any waste material, and nothing must be thrown on
the floor.

5. All instruments must be flamed, boiled, or otherwise
disinfected immediately after use.

6. Labels must be moistened with water, and not by the
mouth.

7. All disused cover-glasses, slides, and pipettes after use
in handling infectious material, etc., must be placed in 2
per cent. lysol solution. A vessel is supplied on each bench
for this purpose.

8. All plate and tube cultures of pathogenic organisms when
done with, must be placed for immediate disinfection in the
boxes provided for the purpose.

9. No fluids are to be discharged into sinks or drains
unless previously disinfected.

10. Animals are to be dissected only after being nailed out
on the wooden boards, and their skin thoroughly washed with
disinfectant solution.

11. Immediately after the post-mortem examination is
completed each cadaver must be placed in the zinc
animal-box--_without removing the carcase from the
post-mortem board_--and the cover of the box replaced, ready
for carriage to the destructor.

12. Dead animals, when done with, are cremated in the
destructor, and the laboratory attendant must be notified
when the bodies are ready for cremation.

13. None of the workers in the laboratory are allowed to
enter the animal houses unless accompanied by the special
attendant in charge, who must scrupulously observe the same
directions regarding personal disinfection as the workers in
the laboratories.

14. No cultures are to be taken out of the laboratory
without the permission of the head of the Department.

15. All accidents, such as spilling infected material,
cutting or pricking the