The actor Tony Randall had one around 72.
Most guys have live ammo until they drop dead.
But the grandchild dying 180 years after his grandfather died, that is extremely surreal. If I lived into my 90s I would have lived less than 100 years after my grandfather had died. Right now I have only outlived my dad about 24 years. If I live into my 90s it will have been 40+-50+ years.