Marcia Muller and Bill Pronzini — Double

St. Martin's Press 1984 Paperback, 294pp. Sharon McCone has come home to her warm, troubled family, to San Diego and a convention of private detectives in a posh seaside hotel. For Sharon it's a chance to catch up with old friends--all except for the one who fell four stories from one of the hotel spires. Now, Sharon is determined to find out why her friend died. Martin's Press. Spine a little wrinkled. (ISBN: 9780312218072). Good.