Then we have to find out what's causing the rash of accidents that is holding up Dr. Theodore Nordred's antigravity project.
"Fifty Per Cent Prophet"
Gordon Randall Garrett
Brian, we need antigravity, and, so far, Nordred's theory is our only clue.
"Psichopath"
Gordon Randall Garrett
The physicists have got small-scale antigravity good enough to float and fly something the size of a hand grenade.
"The Creature from Cleveland Depths"
Fritz Reuter Leiber