CHAPTER NINE“I’ve got a prelim for you, Sergeant. I can sketch it in for you right now, or you can get the full write-up with formulas and quantities.” “Let me have it quick.” This was going to be a moment of truth! Marvia grabbed a pencil and a memo pad. “First the ashtray.” “Right.” “Okay, the materials included four burned matches, a matchbook from which six matches had been removed, a small quantity of ash, and two m*******a cigarette butts. We determined that the ashes came from the cigarettes.” Marvia was jotting notes as Laura Kern spoke. “We analyzed the cigarettes . The rolling paper was Zig-Zag brand.” Marvia sniffed. That was a common brand among both dopers and roll-your-own tobacco users. You could buy a package of Zig-Zag papers in half a dozen stores within walking d

