Set of 5 25w 3 AMBER Painted Light Bulbs for 1920s Sconces and Vintage 1930s. Antique Lighting Chandeliers and Sconces. Beautiful Bulbs - Etsy
ANTIQUE EARLY EDISON ERA TIPPED LIGHT BULB FROSTED GLASS - NOT WORKING | eBay
Metropolitan-Vickers "Cosmos" gas filled tungsten incandescent lamp. The lamp shape, pip top and filament layout suggest early design, c. 1920s Stock Photo - Alamy
The Great Lightbulb Conspiracy - IEEE Spectrum
National Film Preservation Foundation: De-Light: Making an Electric Light Bulb (1920)
Set of 5 25w FLAME Amber Painted Light Bulbs for Art Deco 1930s Sconces and Vintage 1920s Antique Lighting FREE SHIPPING - Etsy
kilokat's ANTIQUE LIGHT BULB site: The Story of the Lamp
1920s OSRAM light bulb - Little Museum Of Foreign Brand Advertising In The R.O.C. 民國中外廣告微博物館
White Porcelain Electric Light, Bathroom Vanity Wall Lamp W/ Plug in Chain Off/on Direct Wire Wall Mount Vintage 1920s 6 X 4.75 X 3.5 Inches - Etsy Sweden
Art Deco Nickel-Plated Clamp Table Lamp, 1920s for sale at Pamono
late 1920's original and largely intact oversized mazda brand shopfront hand-painted paper mache incandescent light bulb display
Early Light Bulbs | The Huntington
Antique Lighting: Set of TWO 1920s Cast Iron Candle Style Wall Sconces - Etsy
Set of 5 25w 3 Gold Light Bulbs for Art Deco 1920s Sconces and Vintage 1930s Antique Lighting - Etsy
1920's Articulating Desk Lamp
Classical Revival Bare Bulb Flush Mount w/ Silver Highlights, c. 1920
Bumping into new technologies: Hey, that's not what a light bulb is supposed to look like! | National Museum of American History
Metropolitan-Vickers "Cosmos" gas filled tungsten incandescent lamp. The lamp shape, pip top and filament layout suggest early design, c. 1920s Stock Photo - Alamy