Herring's catheter sterilizer, by S. Maw, Son and Sons, 7-12 Aldersgate Street, London, EC, England, 1901-1918 Herring's Catheter Sterilizer 1901-1918
Brass model of steam jacketed high pressure sterilizer (less safety valve) (one leg broken) Brass model of steam jacketed high pressure sterilizer
Hot water sterilizer, electrical, owned by Dr Philip Ellman. Made in Germany, circa 1925-1940. Hot water sterilizer 1925-1940