Possibly the inventor: See "Moving Stairway."
Young
the person who did was sirchristan alexander
the first person were ride brothers
Ashlyn Blakenship
queen victoria
Kyall Renshaw was the first person to carve up on a treadly.
Niel Armstrong!
j
brian bodner
Dr. Ride was the first female American astronaut to go into space.
Don't know don't care!
native Americans i think!