Dental operating light, wall-mounted, electric, by EMDA GMBH, Germany, 1930-1939 Dental operating light
Dental operating light, electric, type T-V 5, by the Wilmot Castle Co., Rochester, New York, USA, on stem, 1945-1955 Dental operating light
Dental operating light, the Castle "Panavision" by the Wilmot Castle Co., Rochester, New York, USA, unit mounted, 1950-1960 Dental operating light
Pelton four globe dental operating light, ceiling mounted, on extending flex, American manufacture, 1923-1930 Pelton four globe dental operating light 1923-1930
Wall-mounted dental operating lamp, four globe, by Ritter A.G., Baden, Germany, 1925-1940 Wall-mounted dental operating lamp 1925-1940
Castle dental operating light, by the Wilmot Castle Co., Rochester, USA, 1950-1965 Castle dental operating light 1950-1965