[vcf-midatlantic] Looking for some knowledgeable with the Harvard Mark I

Brian L. Stuart blstuart at bellsouth.net
Sun Oct 11 11:09:04 EDT 2020

On Sunday, October 11, 2020, 1:40:30 AM EDT, Jeffrey Jonas via vcf-midatlantic <vcf-midatlantic at lists.vcfed.org> wrote: 
> There are some glorious YouTube videos of Grace Hopper showing the
> wide paper-tape containing the programming, and how she had to
> literally patch it (cover holes, add holes, etc).

Very cool!  I'll have to look those up after VCF.

 > I vaguely remember
> her mentioning how it was an early form of parallel processing:
> calculations could be run simultaneously on each functional unit 

Yes.  In the early documentation, they refer to it as
interposition.  The manual has a wonderful quote:

"in order to attain the maximum speed of computation,
full advantage must be taken of the methods of

The Mark I really was quite an interesting machine.


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