Getting a Close-Up of the Silent-Film Era
http://www.nytimes.com/2013/08/16/nyregion/getting-a-close-up-of-the-silent-film-era.html?_r=1&
3D Mania: A New Dimension in Movies
http://www.thepilot.com/news/2010/may/23/3d-mania-new-dimension-movies/
The ‘Model A’ of movie projectors
http://www.limaohio.com/story.php?IDnum=23156