Giant safety pin lamp I made from aluminium and 3D printed parts. It turns off when you close the pin and there's a second switch in the point. : r/somethingimade
Direct Replacement LED 8' LED lamp, Single Pin and 8' HO lamps - ELB Electronics
Ushio 3000178 - CF9SE/841 Single Tube 4 Pin Base Compact Fluorescent Light Bulb - Walmart.com
Push Pin Lamp. - Neatorama
GE Ecolux 28-Watt 48-in Medium Bi-Pin (T8) 4100 K Cool White Fluorescent Light Bulb (36-Pack) in the Fluorescent Light Bulbs department at Lowes.com