Pack of 6) 15A15/CL - 15-Watt A15 Incandescent Appliance Bulb - Clear Finish - Medium (E26) - Standard US Size Household Base 15W - Amazon.com
Collar Bulb P26S | 6 Volt / 15 Watt - JMPB Parts
OMAX Halogen Bulb with Reflector 6V/15W - Amazon.com
light bulb 6 volt 15/15 watt - P15D
6 Volt, 15 Watt Small Globe | BA15s Fitting Bulb - Rex's Speed Shop
Parts Express Himalayan Salt Lamp Bulbs Original Salt Lamp, 6Pack E12 Candelabra Base Replacement Light Bulbs, 15 Watt Incandescent Bulbs for Plug-in Night Light (6, E12 15W T20) - Amazon.com
Feit Electric 15-Watt Equivalent Bright White (3000K) T6 Candelabra E12 Base LED Light Bulb (6-Pack) BPT6/LED/HDRP/6 - The Home Depot
6v LED bulb for Headlight Light 6v 15w Stanley Motorcycle Early Honda Yamaha #15 | eBay
Halogen Lamp Bulb Lightbulb 6 Volt 15 Watt Bayonet H10W with BA9s base