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William J. Hammer Collection
Experimental integral compact fluorescent lamp
Modular compact fluorescent lamp
Lamppost, Brooklyn Bridge
Lamppost, Brooklyn Bridge
General Electric Company Incandescent Lamp Department, report
Experimental Mercury Lamp
Experimental single-ended filament lamp
General Electric carbon lamp
General Electric NELA Park Collection
1889 Exposition Universelle Souvenir Plate, Colonial Pavillion
1889 Exposition Universelle Souvenir Plate, Forestry Pavilion and the Trocadero
1889 Exposition Universelle
1889 Exposition Universelle