The Cool-Lam combo is beating it out again in a lively, ingenious mystery that will be music to the ears of all A. A. Fair — Erle Stanley Gardner fans... Take the following ingredients: • A $100,000 armored truck robbery • Recovery of $50,000... • Police accused of hijacking the remaining 50 G’s... and you have an outraged Sgt. Frank Sellars of the Los Angeles Police who will brook no interference from one Donald Lam or Bertha Cool. But Donald has a client in search of her “husband” and the dough he took with him — $50,000 or more — a coincidence that has too long an arm. All Donald hopes is that it is one reach longer than that of the law