SYLVANIA 100-Watt EQ A19 Daylight Medium Base (E-26) Cfl Light Bulb (4-Pack) in the General Purpose Light Bulbs department at Lowes.com
Feit Electric 13-Watt Equivalent PL CFLNI Quad Tube 4-Pin G24Q-1 Base Compact Fluorescent CFL Light Bulb, Cool White 4100K (1-Bulb) BPPLD13E/41/HDRP - The Home Depot
What are CFL Light Bulbs | Destination Lighting
Feit Electric - High Lumen (2800) Twist CFL 150W Equivalent Natural Daylight 6500K Light Bulb (ESL40TN/D) - Amazon.com