Before laser-printers, high quality print-outs were the domain of typesetters, expensive and tightly controlled. In 1979 a Bell Labs team reverse engineered one in their summer vacation. Professor Brailsford has the details.
EXTRA BITS – More on Printing and Typesetting History: https://www.youtube.com/watch?v=HdModNEK_1U
Mainframes and the Unix Revolution: http://youtu.be/-rPPqm44xLs
To find out how the 1980 Bell Labs `vacation memo’ was completely rebuilt,
in 2013, visit:
If you want to see the `vacation memo’ itself — in its original scanned-in form and after being rebuilt — then visit:
The memorandum gives an outline of how the `reverse engineering’ of the 202 was accomplished.
This video was filmed and edited by Sean Riley.
Computer Science at the University of Nottingham: http://bit.ly/nottscomputer
Computerphile is a sister project to Brady Haran’s Numberphile. See the full list of Brady’s video projects at: http://bit.ly/bradychannels