Model F restorationA well-documented Model F restoration by epictronics.
This well-documented Model F restoration by epictronics was featured on hackaday and it comes with a nice and informative video:
Complete disassembly and restoration of the legendary buckling spring model F keyboard for the first IBM PC, the IBM 5150. Making a replacement neopren foam pad – Epictronics.
Published on Mon 11th Oct 2021. Featured in KBD #47 (source).
, even after finally owning a Beamspring, still went back to a Model M.