Must The Maiden Die ($21.95; Sept.; 384 pp.; 0-425-16699-6): Echoes of Fort Sumter resound in far-off Seneca Falls, New York, where librarian Glynis Tryon is drafted into detective work for the fifth time (Through a Gold Eagle, 1996, etc.), now in hopes of vindicating Tamar Jager, a mute indentured servant, from the accusation of having murdered her employer, importer Roland Brant—a case that will take Glynis once more deep into the eternal questions of women’s justice.