He had boxes of computer printouts from maniframe Fortran programs from around 1982.
I almost expected to find rolls of teletype paper tape program listings.
Somewhere at home I've got a 4" x 4" magnetic core circuit board from a PDP-8. Something like 1/3 of a 12-bit word x 256 bits.
"What? You had magnetic core memory? Why in my day we had to use ...!"
:-)
Cheers,
Scott.