1" paper tape buy ?
RichA at vulcan.com
Mon Mar 2 13:41:14 CST 2009
> From: CSquared
> Sent: Friday, February 27, 2009 2:53 PM
> I also seem to recall that Univac or some other computer manufacturer
> actually used a 90 (?) column card for even better packing density.
> I'll leave that improved calculation to someone who actually remembers
> how many columns those cards were blessed with.
Univac 90-column cards are Hollerith cards just like the "IBM" cards.
They consist of upper and lower groups of 45 columns of 6 round punches
(instead of the rectangular punches favoured by IBM).
Vintage Computing Server Engineer
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