He also calculated the "centripetal" accelerations necessary to bring the planets into their orbits.
"Our Legal Heritage, 4th Ed."
S. A. Reilly
He also calculated the "centrifugal" accelerations in a straight line.
"Our Legal Heritage"
S. A. Reilly
And these men had iron bones, their very bones were attracted by the beam; they plunged upward toward the ship as the beam touched them, but, accustomed to the enormous gravitation accelerations of an enormous world, most of them were not killed.
"Invaders from the Infinite"
John Wood Campbell