Philips SL*18 Demonstration Lamp
PHILIPS SUPER ENERGY SAVERS SL*18=75 WATT - NOS | eBay
Lighting-Gallery.net - Fluorescent/Philips SL18
Philips SL*18 Demonstration Lamp
1994 Philips SL Prismatic 18W daylight - YouTube
Philips SL*18
Philips SL*18R
Philips SL*18 Demonstration Lamp
Philips SL*18R
Philips SL*18 18watt Earth Light CFL Light Bulb - YouTube
REPLACEMENT BULB FOR PHILIPS SL/018, SL18, SL18/27, SL18/O18 | eBay
Lighting-Gallery.net - My Lamps SL/Comparison between two Philips SL Prismatic 18W with base B22 and E27
Compact fluorescent lamp | Science Museum Group Collection
Philips SL*9 CFL with black base, early rare example of original CFL or energy saver design dating back to early 1980s, later lamps had a white base Stock Photo - Alamy
Integral compact fluorescent lamp | Smithsonian Institution
Philips SL*18
Philips SL*18 and similar
Tech Flashback: Philips SL*13 (13W/240V) “Compact” Fluorescent Lamp | Gough's Tech Zone
David Savery Electrical Services Ltd. - My exciting historically significant light bulb!
Lighting-Gallery.net - Philips SL* series/Philips SL*18 made in Poland
Lighting A Revolution: Compact Fluorescent Lamp Drawing
