Edison lamp, 1880. Wooden-mogul base lamp, bamboo filament, 16cp. Characteristics: wooden-mogul base with brass screw-shell and contact-ring (missing on this unit). Single-arch bamboo filament with ...
Edison bamboo filament incandescent lamp, ca. 1880. Wooden-mogul base with brass screw-shell and contact-ring. Single arch bamboo filament with platinum clamp connectors, two-piece leads, cork ...
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