Portable 'Walton Minnit' apparatus for nitrous oxide and air analgesia
Portable 'Walton Minnit' apparatus for nitrous oxide and air analgesia, with cylinder, but lacking facemask, by British Oxygen Co. Ltd, London, and Coxeter and Son, London, SW19, England, 1936-1945.
- Object Number:
- 1988-1493/1
- type:
- anaesthetic machines