So much cooler than the electric light bulb.
Edison's lesser-known inventions – Engineering & Technology magazine
Tattoo Machines Is Another Good Story
Edison's Pen and Lizard Man Pictures : Mysteries at the Museum : Travel Channel, Mysteries at the Museum: Don Wildman: Travel Channel
Past Events Archives - LIFT TRUCKS
Thomas Edison is basically responsible for all of your tattoos — here's why
The Huffington Post - LIFT TRUCKS
What Do We Know About Thomas Edison? - Facty
ARTWORLD CONFIDENTIAL
The History of the Tattoo Machine, Latest News