65
Charlie Connell, «Did Thomas Edison Invent the Tattoo Machine?», Inked, December 18, 2014.
66
Anna Winston, «French Designers Hack a 3D Printer to Make a Tattooing Machine», Dezeen, October 28, 2014.
67
Daniel E. Slotnik, «Tom Sims, Pioneer in Sport of Snowboarding, Dies at 61», The New York Times, September 18, 2012.
68
Это заявление было сделано в книге Robert D. Ekelund, Robert F. Hébert, Robert D. Tollison, Gary M. Anderson, and Audrey B. Davidson, Sacred Trust: The Medieval Church as an Economic Firm (Oxford: Oxford University Press, 1996).
