Dental vulcanizer, gas fired, by Ash, England, fitted with D.M. Co. regulating gauge, England, 1900-1930 Dental vulcanizer 1900-1930
Tin with cork plug, once containing Keating's Persian Insect Powder. English, late 19th or early 20th century Tin with cork plug
Pump, Smith-Clarke 'Senior' Pump unit, associated with the Both-type iron lung, serial number, 178 c.1950 presented by Viscount Nuffield to the Memorial Hospital Darlington Pump associated with the Both-type iron lung 1950-1955