Early Programming Books

Paul Koning paulkoning at comcast.net
Wed Jun 23 12:26:51 CDT 2021

> On Jun 23, 2021, at 1:17 PM, Lee Courtney via cctalk <cctalk at classiccmp.org> wrote:
> "A Purdue professor had a 20-drawer card file of 1620 software. The fire
> marshall insisted he had to get rid of it. I understand he gave it to
> CHM. Is it still there?"
> Yes. Catalog entry here:
> https://www.computerhistory.org/collections/catalog/102710141
> Many years (decades?) ago Dave Babcock and I read all the cards as part of
> the original 1620 project at CHM. Thank God for Bitsavers.org because the
> images of the software are available here:
> http://bitsavers.org/bits/IBM/1620/
> Enjoy!
> Lee C.
> The obvious question is why is this material not on-line

You gave a link to the "images" on bitsavers, so what did you mean by "not on-line"?


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