Carbon filament ornamental light bulb. 100 volts. DC bayonet fitting. Carbon filament ornamental light bulb
Early glass decorative lighting shades, 1920's, probably for electric lighting. Two shades with smoke white flashes. One shade yellow with grass design. One shade with brass decorative top light shade
One of a series of 20 bulbs and components illustrating the manufacture of the "Svea" glow lamp; raw fibre for making filament ready for 'flashing'. Filament fibre, part of a series illustrating the "Svea" glow lamp