It does me good to read "Tmax 400 pushed to 1600" and I understand the note about paper grades. You'll understand what those funny little burn and dodge symbols in Photoshop are all about as well. Them were the days.
Having read the intro, naturally I had to look at these large and check the grain. There it is, big globs of the stuff. Luverly. I burnt a lot of film back in the 1960s doing fashion photography and trying to be Sam Haskins.
It's the hands I like in these shots.