The Sign of The Mute Medusa

ENVOYS FROM EARTH

The two of them were hand-picked for the mission to the distant planet of Turquoise.

Detective Captain C. St. Cyr combined in a unique way the qualities of lightning fast intelligence and dazzling inborn intuition.

Detective Lieutenant U. Tuli was unsurpassed in her blending of computer-like logical abilities and almost religious devotion to duty.

Now both of them were heading for the most disturbing trouble spot in the galaxies—to deal with a dark threat to the perfect harmony of the interplanetary confederation.

Naturally in this advanced and enlightened age, it was only incidental that both of them were women. But soon it became all too apparent that on this planet their sex— and the phenomenon of sex itself—would play a crucial part in piecing together the perilous puzzle of—

THE SIGN OF THE MUTE MEDUSA