While staying at the Witherup House in Franklin PA, I found :

It was published in 1946, when memories were fresh and ISBNs hadn’t yet been invented:

Paging through it, I found a photo similar to one I’d grown up with (clicky for more many dots):

None of those guys look like Dad.
Many of the events in World War II made little sense until the declassification of the Enigma decryptions and the ensuing Ultra / Magic programs showed the value of weaponized math …
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2 responses to “Sinking of the USS President Coolidge: Photo Source”
I assume you’ve seen the writeup at https://www.asisbiz.com/Vanuatu/SS-President-Coolidge.html? I haven’t read it detail (very long) but looks fascinating.
[…] I stumbled across a slightly different version in Collier’s Photographic History of World War […]