What's the rarest or most unusual computer-related item do you own?

Thu Jan 12 14:10:33 CST 2017

Given the topic, I have this rather *unique* punch card reader, if you want
to call it that. It is marked EAI but that's where the trail turns cold.
Perhaps used as a microcode source? All holes are read simultaneously via
individual switches. If someone has seen one before, please speak up. -C

http://www.radar58.com/reader/IMG_2894.jpg
http://www.radar58.com/reader/IMG_2895.jpg
http://www.radar58.com/reader/IMG_2896.jpg
http://www.radar58.com/reader/IMG_2897.jpg

>