3D Printing Workshop Offered to 10 People in Mackinaw City Published September 17, 2014 From The St. Ignace News. http://www.stignacenews.com/news/2014-08-21/News/3D_Printing_Workshop_Offered_to_10_People_in_Macki.html Categories:3dprinting Previous Post Ben Franklinstein and We The Builders Next Post The Spirit of Detroit