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细节
Biunial lantern
mahogany-body, brass fittings, gas regulator, one reflector tray and condenser, chimney, hinged illuminant door, with a pair of rack and pinion focusing brass lenses, in wooden case, (lacking a reflector tray, condenser, top lens mount adapted, bottom aperture lacking lens mount)
mahogany-body, brass fittings, gas regulator, one reflector tray and condenser, chimney, hinged illuminant door, with a pair of rack and pinion focusing brass lenses, in wooden case, (lacking a reflector tray, condenser, top lens mount adapted, bottom aperture lacking lens mount)