[rescue] IBM cosmograph

Jonathan Patschke jp at celestrion.net
Thu Apr 21 17:07:25 CDT 2016

On Thu, 21 Apr 2016, Francois Dion wrote:

> In the 30s IBM sold a kit to make photo ready relationship diagrams or
> input/ouput charts, called the cosmograph (think sankey diagram).
> I was wondering if someone on this list had ever seen one in person. Or
> more references in IBM's publications (beside the 1934 sales catalog
> mentioned in the above)?

I've never seen one, but it looks like it'd be relatively easy to build:

    (page 78)

Jonathan Patschke
Austin, TX

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