What's the rarest or most unusual computer-related item do you own?

[Noel Chiappa]

    > From: Eric Smith

    > I have a computer of the type that Gates and Allen used for that early
    > development. :-)
    > I don't have it running, though.

Really? Which model processor; KA, KI, KL?

	Noel

PS: Apparently Gates and Allen at one point rented time on a commercial
service in Boston to do development; anyone know who that was, and what
machine/OS is was?