Subject Started by Replies Views Last post
westinghouse datecode decoding and logo questions toomanybulbs 0 2521 June 15, 2010, 07:27:21 PM
by toomanybulbs
when did ge change to an external stamp on the f8t5 tubes?and first make a /bl? toomanybulbs 0 2201 January 16, 2012, 09:56:56 AM
by toomanybulbs
can someone date this westy? toomanybulbs 2 2370 January 09, 2012, 08:50:40 AM
by toomanybulbs
Pre WWII GE Mazda bulbs labeled "THE DETROIT EDISON COMPANY" tripacer 3 2945 June 27, 2012, 08:36:17 AM
by Globe Collector
MOVED: westinghouse circlarc 18 watt TudorWhiz 0 5253 January 21, 2008, 07:23:24 PM
by TudorWhiz
Oldest lamp in your collection? « 1 2 3 ... 5 » TudorWhiz 65 36164 January 21, 2021, 08:37:44 AM
by Mandolin Girl
The Oldest continuously burning bulbs TudorWhiz 8 13606 October 17, 2022, 04:44:00 PM
by Rommie
Who could help me with the date code on this Philips? valirex 2 2681 March 09, 2019, 01:05:40 AM
by Michael
what brand is this? valirex 7 3568 April 03, 2021, 04:48:41 AM
by AngryHorse
Strange vapor inside a NOS incandescent lamp when working vytautas_lamps 4 2248 August 22, 2020, 04:44:50 AM
by James
Is it worth it? vytautas_lamps 5 3291 April 24, 2019, 01:10:18 AM
by valirex
Question on 10A21 Bulbs W-B_BrightIdea 4 1429 August 02, 2022, 05:57:14 AM
by W-B_BrightIdea
westinghouse econowatt blackenders. f40t12 Walter Knox 1 2574 February 20, 2019, 04:54:23 PM
by RyanF40T12
have they stopped making fluorescent lights? « 1 2 3 4 » Walter Knox 45 11227 November 15, 2021, 04:03:30 PM
by WorldwideHIDCollectorUSA
Zinc Beryllium Silicate Light wattMaster 3 2766 March 08, 2016, 02:15:24 AM
by Medved
What Is a Rectigon? wide-lite 1000 2 3585 August 26, 2019, 11:56:37 PM
by wide-lite 1000
Sylvania Clearbanders in colors other than /DX ? wide-lite 1000 13 4667 May 18, 2024, 12:32:33 AM
by wide-lite 1000
3000 watt T-9 Mercury Vapor wide-lite 1000 0 2346 March 30, 2019, 05:03:44 PM
by wide-lite 1000
Fluorescent lamp starters wishus 6 2531 June 15, 2014, 07:13:40 PM
by wishus
ebay finds: F90T17/D and F90T17/CG « 1 2 » wishus 15 5797 July 06, 2016, 10:56:50 AM
by wishus
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