#029 variants (was: IBM 557 Alphabetic Interpreter??

From: Gene Ehrich <gene_at_ehrich.com>
Date: Tue Mar 30 19:52:58 1999

At 02:14 PM 3/30/99 -0800, you wrote:
>In addition to the rare "Interpreter punch", there was also a quite a bit
>less rare variant, the "Verifier". It would READ a card as the operator
>typed. If the card and keyboard didn't match, (IIRC after a couple of
>tries) it would put a notch in the top of the card at the point of
>discrepancy. If everything matched, it would put a notch in the side of
>the card, as testimony to it having been checked.
>How many remember how service bureaus would CHEAT?

They verified blank cards and then keypunch on the pre-verified cards.

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Gene Ehrich
PO Box 209
Marlton NJ
Received on Tue Mar 30 1999 - 19:52:58 BST

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