Benson, Raymond, 1955- Black Stiletto series.

"It's 1962. Judy Cooper, the Black Stiletto, is devastated at the betrayal by her nemesis and former lover, mobster Leo Kelly. Additionally, Leo and his psychotically dangerous sister Christina have set out to ruin the Stiletto's reputation in L.A. with a series of crimes that are made to appear as if the crime-fighter is responsible. The very pregnant Judy must fight back only with her wits and cunning--until disaster strikes and she is forced to flee to her old hometown in Texas for the final showdown with destiny"--Amazon.com