Only Slate Plus members can gift Slate stories. Become a member to share 10 free articles a month. On Sunday night, we say farewell to Mad Men after eight years. Perhaps nothing can more eloquently ...

My parents have a Kodak 750H Carousel slide projector and the carousel is stuck to the "advance" position, so once it is powerd on it keeps advancing.

If you’re above a certain age, you probably remember the atmosphere of a pre-Powerpoint 35 mm slide show. The wobbly screen being unrolled, the darkened room, the soft hum of the projector’s fan, the ...