Smoke Detector — Eric Wright

No one cared that Cyril Drecker was dead. Except Inspector Charlie Salter... because murder was his business. Salter already knew someone deliberately set the smoky fire that killed this owner of a second-hand store. He soon found out that Drecker's double dealing gave a lot of people the burning desire to kill him. But Salter still didn't know why someone finally did. And motive wasn't all that was missing. Suspiciously absent, too, were a suspect's gay lover, an elderly Japanese man, and a mysterious box of Oriental woodcuts... something that might prove a little art can be a very dangerous thing...