Help Wanted--For DangerI picked up a copy of the L.A. Times and turned to "Help Wanted." It came out and slapped me in the face, a big box CHAUFFEURTo drive new Rolls Royce saloon and Jaguar XK 120 coupe. Preferable French-speaking, 30 to 35. Family of four, Southern California. Own apt. An excellent position for a high-type man who can qualify. Send full details. Box C-1419.I wrote full details and signed the letter "Nick Wood."....Professor Nicholas Ravenswood was taking a powder. He was also answering an invitation to get mixed up in two of the juiciest murders California had ever seen....