Question! I couldn't tell because of the camera angle, but is this before or after you COULDN'T touch the bar with your legs.
This was after. You could "brush" the thighs from 1964-68. After that, full contact allowed. Before, no contact on the legs although shin touches were often ignored.
It is one of Andy's C&Js in the 1956 Oly's. That was how he did them. His real press was quite strict.