It may have been Tom Moon posting a lot of the Hal Foster Tarzan strips.
I must have picked out at least three things that I know Frazetta directly cribbed.
In fact, it wouldn't surprize me if part of his process wasn't getting into his Foster Morgue as he started to work up ideas.
And you guys know I worship Frazetta.
Going to add a tone layer and a "blacks" layer.
Need to touch up some cats. Stew on it a bit.
Get rid of some tangents.