Xtricity Compact Fluorescent Light Bulb T2 Spiral CFL, 4100k Cool White, 13W (60 Watt Equivalent), 900 Lumens, E26 Medium Base, 120V, UL Listed (Pack of 6) - Amazon.com
GoodBulb 13-Watt 20.6 Inch T2 Fluorescent Light Bulb | 4100K Cool White Light Color | W4.3x8.5d Euro Base | 845 Lumens 80 CRI 10000 Life Hours | Instant/Programmed Start (Pack of 20 Bulbs) - Amazon.com
Sylvania 26232 12 in. 7-Watt Linear T2 Fluorescent Tube Light Bulb, Cool White