[GreenKeys] [External] 33 printer serial number location

[Jones, Douglas W]

From: WAYNE via GreenKeys <greenkeys at mailman.qth.net> -- Saturday, May 30, 2026 11:42 AM
> See pic for printer serial # location.  There should be 6 digits.

Here's another pic of a serial number, 45680, just 5 digits on a very early machine:
-- https://homepage.cs.uiowa.edu/~jones/pdp8/UI-8/2016/06/23-TTYtuFrameNo.JPG

For more of the identifying marks on that machine, which was reconditioned in 1974 see:
-- https://homepage.cs.uiowa.edu/~jones/pdp8/UI-8/guide.shtml#TTY33

               Doug Jones