'To confirm the existence of cosmic rays, in 1912 Victor Hess went up 16,000 feet in one of these'
a balloon
JUST GET A MOVE ON: To confirm the existence of cosmic rays, in 1912 Victor Hess went up 16,000 feet in one of these
To confirm the existence of cosmic rays, in 1912 Victor Hess went up 16,000 feet in one of these
To confirm the existence of cosmic rays, in 1912 Victor Hess went up 16,000 feet in one of these
JUST GET A MOVE ON
a balloon
JUST GET A MOVE ON