Face mask from apparatus for anaesthesia
1870-1900
Rendle's Compendium for alcohol, chloroform and ether mixture anaesthesia
1869-1910
Face mask from anaesthetic inhaler
1870-1900
Face mask from anaesthetic inhaler
1860-1900
Face mask and stopcock from apparatus for nitrous oxide anaesthesia
1871-1920
"Rendle's compendium" for alcohol
1869-1910