I recall hearing that Oswald was left-handed and manipulated the bolt with his right hand. Even so, it was pretty remarkable and I guess if he couldn't, there would be no story.
It's funny how odd things turn up in unexpected places and I once saw a case of 7.35 Carcano ammo sitting in a country store in West Virginia. I can't imagine who would up with it.
Shoot low, sheriff. They're riding Shetlands!
Underneath the starry flag, civilize 'em with a Krag,
and return us to our own beloved homes!
Buy War Bonds.