On 6 Mar 2020, at 19:46, Beret Griffith via OE <oe@lists.wedgeblade.net> wrote:

Looking for an article. Wendell Refior is also looking for it. A couple of years ago I saw a paper copy in a pile of papers. I am going to start a search through EI publications.

The Power of Abstraction: Model Building as a Way of Life, California Institute of Technology, William Cozart   

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