Gray Lensman Author:E. E. "Doc" Smith SPACE DUEL to the DEATH — Somewhere among the galaxies was the stronghold of Boskone—a network of brilliant interplanetary criminals whose mania for conquest threatened the future of all known civilization. — But where? Boskonian bases dotted the universe—shielded by gigantic thought-screens that defied penetration. The best minds in t... more »he Galactic Patrol had tried. Now it was up to Lensman Kim Kinnison, using his fantastic mental powers to infiltrate the Boskonian strongholds, learn the location of the enemy's Grand Base—and smash it forever!
But Kinnison didn't know then that the power of Boskone reached further than anyone dreamed—into the Galactic Patrol itself!« less