Were there efforts made to teach voters how to use the machine?
To familiarize people with the kinds of conditions in which they're going to be making a vote, candidates historically would distribute flyers or literature, usually literature that show some kind of a facsimile of it. In other words, they would present a voter with the graphic layout that looked like the inside of a voting machine
It's helpful to show that kind of literature juxtaposed with the device that you're going to be actually voting and it can be-- You can use it as kind of campaign promotional literature but it also helps explain the objects that you're seeking to explain, making it better understood.
Interview with Larry Bird, Smithsonian Institution's National Museum of American History, May 31, 2006.