Today Project Gutenberg adds a novel about psi powers by Randall Garrett and Laurence M. Janifer that would later be reprinted under the title Supermind. Also added is a story by William P. McGivern published under the Ziff-Davis house name "Gerald Vance".
"Larson's Luck" by Gerald Vance
"Larson couldn't possibly have known what was going on in the engine room, yet he acted....""
"The Eyes Have It" by James McKimmey
"Daylight sometimes hides secrets that darkness will reveal—the Martian's glowing eyes, for instance. But darkness has other dangers...."
Occasion...for Disaster by Randall Garrett and Laurence M. Janifer
"A very small slip, at just the wrong place, can devastate any enterprise. One tiny transistor can go wrong ... and ruin a multi-million dollar missile. Which would be one way to stop the missiles...."