MASSENA – Author Cheri Farnsworth will sign her three latest true crime books (Alphabet Killer, Murder & Mayhem in St. Lawrence County, and Adirondack Enigma), as well as Haunted Northern New York, volumes 1 and 3, and The Big Book of New York Ghost Stories from 6 to 8 p.m. Thursday, Aug. 26 at the Massena Public Library Warren Room.