Jon Elson wrote:
Rich Grise wrote:

I once actually saw a C-130 backing up under its own power.
Most large turboprops can back up quite nicely with their props
in reverse thrust.

OK, no argument there. But this was in the late 1960's or early 1970's,
and I was in my early 20's, and (possibly unduly) impressed. :-)

Cheers!
Rich