Sylvania 26351 - CF23EL/SPIRAL/865 Twist Medium Screw Base Compact Fluorescent Light Bulb - Amazon.com
GE 47435 15-Watt 950-Lumen General Purpose T3 Spiral CFL Bulb, Soft White - Compact Fluorescent Bulbs - Amazon.com
What kind of light bulb, 13W helical/spiral, seems to be too blinding for indoor use, and where should it be used instead? - Quora
Utilitech Compact Fluorescent Bulb 60-Watt EQ Soft White Medium Base (E-26) Cfl Light Bulb (4-Pack) in the General Purpose Light Bulbs department at Lowes.com
GE 15516 20-Watt Energy Smart Spiral T3 Light Bulb - Compact Fluorescent Bulbs - Amazon.com
FLE13HT3/2/10E/SW Miniature and Specialty Bulbs 120V 13W 825 Lumens
GE LIGHTING 13W, T3 Screw-In Fluorescent Light Bulb - Walmart.com