I have found no indication at this time that there were separate sections of the dorms assigned to foreign students and many of the names of fellow dorm mates of Jr were quite “American” for lack of a better word.
Hmm, I remember reading it somewhere. Maybe it wasn’t when he was at Oxy, but at Columbia? But there has been practically nothing coming out of Columbia. Anyway, you would be the one who knows. I know I read it in one articles, at some point in time... (Yeah, really useful pinpointing here.)