Project 'Green' House #1: LED replacement lighting for circular fluorescent tubes // DavidJB.com // Python, Technology, Web, Linux, and more, by David Beitey
12 in. 32W Cool White (4100K) 4-Pin (T9 Replacement) Fluorescent Circu
CIRCULAR RESISTANCE HALOGEN 1200/1400 W FOR OVENS DIAMETER 15 | eBay
Anzo USA 841002 Universal Halogen Headlight Replacement 841002 - Tint World
LED Lamps Recycling Technology for a Circular Economy — LED professional - LED Lighting Technology, Application Magazine
28w = 40w Small Bayonet (SBC) Clear Fancy Round Energy Saving Halogen by Lighting Superstore