Engineer wiring an early IBM computer, c. 1958.
https://s3-us-west-1.amazonaws.com/h...g_fullsize.jpg
Previously:
https://www.homemadetools.net/forum/...524#post201031
https://www.homemadetools.net/forum/...179#post203714
https://www.homemadetools.net/forum/...985#post175948
https://www.homemadetools.net/forum/...404#post150836
https://www.homemadetools.net/forum/...999#post168172