Gilles,
I have made contact with a grandson, I will PM you his email address.
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For some reason the links to the E & E report and MACR given in previous posts do not seem to be working at the moment. If they remain "broken" are are a couple of alternatives.
Here is an alternate link to the MACR (select report 3062 toward the bottom of the page).
https://catalog.archives.gov/search?...orNaIds=305256
An Alternate link for the E&E report:
https://catalog.archives.gov/search?...ler%20Paul%20S