Murders on Ice When kidnapping and death hit a skating revue, Dan Fowler and Larry Kendal, Ace Federal Operatives, take the perilous trail of a blackmailing racket with millions at stake! The Looting of Las Verdes The ace of the F.B.I. and his aides tackle a baffling crime and counterfeiting mystery in a booming, wide-open desert town where grim death holds the stakes!