Re: What's the rarest or most unusual computer-related item

[Tom Watson]

Most unusual:

I've got a complete card deck of Witran for the IBM 1620.  Witran is an 
interpretive Fortran compiler (not even Fortran II) that was load & go.  It was 
written in 1964.

Somewhere I have a listing as well.

Yes, it goes back a ways.