Stomach-tube.

Test-glass, conic, one side painted half white, half black.

Test-tubes, rack, and cleaning brush.

Ureometer, Doremus-Hinds' pattern ([Fig. 20]).

Urinometer, preferably Squibb's ([Fig. 14]).

Blood-fixing oven, or Kowarsky's plate ([Fig. 77]).

Copper-foil and gauze.

Holt's cream gage and hydrometer ([Fig. 127]).

Horismascope ([Fig. 22]).

Pipets, graduated, 5 c.c. to 50 c.c. capacity.