Subject: Re: car/cdr vs 1st/rst vs ..., teaching programming, etc.
From: (Rob Warnock)
Date: 1998/06/24
Newsgroups: comp.lang.scheme
Message-ID: <6mpjqr$>

Brian Harvey <bh@anarres.CS.Berkeley.EDU> wrote:
| Actually, those of us who are actually old enough to remember the
| IBM 709/7090/7094 family of computers *do* find car/cdr a little
| misleading, because the Address field was in the right half of the
| accumulator, and the Decrement field in the left half!

As it also was in the DEC PDP-10 [consider the "IOWD" or "XWD -n,,a"
format used by the BLK{I,O} and {A,S}OBJx instructions].


Rob Warnock, 7L-551
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