The Case of the Vanishing Beauty — Richard S. Prather

Lovely Lina, she's a dame who is so hot she scorches, but somebody wants to put out that fire. When her sister disappears and another woman is gunned down, Lina suspects she is next in line. Shell Scott, an infamous private dick who leaves a trail of gorgeous gals in his wake, is just the man for the case. Shell Scott, he's a guy with a pistol in his pocket and murder on his mind. The crime world's public enemy number one, this Casanova is a sucker for a damsel in distress. When a pair of lovely legs saunters into his office, he can't help but take the job, even when the case is a killer. Case of the Vanishing Beauty is the 1st book in the Shell Scott Mysteries, but you may enjoy reading the series in any order.