Philips 13W 2 Pin GX23 Warm White Single Twin Tube CFL Bulb | PL-S 13W/27 | Bulbs.com
Upgraded A19 13W LED 3000K/5000K Light Bulb (US ONLY)
Philips 13W Warm White T2 Spiral CFL Bulb, E26 Base | EL/mdT2 13W | Bulbs .com
Feit Electric 13-Watt Equivalent PL Quad Tube CFLNI 4-Pin Plugin G24Q-1 Base CFL Replacement LED Light Bulb, Cool White 4100K (1-Bulb) BPPLD13E841LEDG2HDRP - The Home Depot
SleekLighting Spiral light bulb - E26 base CFL bulb - CFL Light Bulbs 13 Watt- 3 Pack, 2700 Kelvin for Warm White and 800 Lumens - (65 Watt Incandescent Light Bulb Equivalent) - UL Listed - Amazon.com
OttLite 13 Watt Replacement Tube | Bulbs and Tubes Lamps and Lights
GU24 Light Bulb – CFL 13 w 120 v 60 hz Light Bulb – Compact Fluorescen – MudraCrafts
13 Watt Compact Fluorescent Bulb - Warm White Light Bulb - Ultra Mini Spiral CFL | eBay
Feit Electric 13-Watt Equivalent PL Quad Tube CFLNI 4-Pin Plugin G24Q-1 Base CFL Replacement LED Light Bulb, Cool White 4100K (1-Bulb) BPPLD13E841LEDG2HDRP - The Home Depot