Complete inhaler apparatus Including:
Flexible bag
Reservoir
Attached face mask (leather and metal with finger grips).
Hand controlled dial with arrow to graduations.
“COLLIN BREVETÉ No. 1800”
For ether anesthesia, gauze is placed in the base of the inhaler. The screen on the bottom allows for air intake and ether mixture. Pouring column for ether may be seen on rear side of inhaler.