This is about 40 minutes long, but a fascinating thing to watch. It is a far cry from what I observed at Northern Engineering Labs in Burlington when they were cranking out a lot of product back in the 70's.
http://archive.org/details/6101_Crystal ... 1_20_16_21
Ham it up!
1 post • Page 1 of 1
Who is online
Users browsing this forum: No registered users and 1 guest