Antique Bulb Shapes: A Buyer's Guide — 1000Bulbs.com Blog
Antique radio - Wikipedia
Powering Your Radio Safely with a Dim-bulb Tester
Vintage Style Edison Radio Valve 'Squirrel Cage' Filament Light Bulb. Styled on the vacuum tubes used in the classic antique radio's of the early 20th Cent… | Luces
FOUR #46 6.3V .25A Screw Base Antique Radio Dial Lamps Fender Amp Pilot Bulbs | eBay
Antique Radio Style 30 Watt Light Bulb | Vintage Bulbs