Radio's greatest detectives

CD 1. The adventures of Sam Spade, detective: Bail bond caper (06-27-48) ; Rushlight diamond caper (01-04-48)

CD 2. Dragnet: The big cut (09-14-54) ; The big Bible (09-28-54)

CD 3. The adventures of Philip Marlowe: Good neighbor policy (07-28-51). The new adventures of Sherlock Holmes: The case of the missing heiress (10-05-47).