Books: Mysteries

Of the 26 detective stories in the April-May crop, the following stood out as best bets:

THE PROBLEM OF THE GREEN CAPSULE—John Dickson Carr—Harper ($2). A man is poisoned in the presence of three witnesses, none of whom can tell what happened. But ingenious Dr. Fell catches the culprit. Intricate and astute.

JUDAS, INCORPORATED—Kurt Steel—Little, Brown ($2). While tracking down the murderer of a Connecticut industrialist, case-hardened Hank Hyer comes between two rival strikebreaking agencies. Tops for the tough type.

RENO RENDEZVOUS — Leslie Ford — Farrar & Rinehart ($2). Two daring and...