Bent,
I think this is the original Enfield safety.
I agree with you about Weatherby rocker on the bolt being easier to manipulate. I think the original Enfield would have been good too.

Safety on the bolt.


Note the other side has a volley sight and no safety.


Another






Volley site removed...No safety feature hiding under there

Opposite side again


Another one



No sign of a safety over here