Accidental (music) Accidental (music) In music, an accidental is a note of a pitch (or pitch class) that is not a member of the scale or mode indicated by the most recently applied key signature. In musical notation, the sharp (), flat (), and natural () symbols, among others, mark such notes—and those symbols are also called accidentals. In the measure (bar) where it appears, an accidental sign raises or lowers the immediately following note (and any repetition of it in the bar) from its normal pitch, overriding sharps or flats in the key signature. A note is usually raised or lowered
The Key Word and Other Mysteries appeared in six other stories, five of which appear in "The Disappearing Man and Other Mysteries". (The eleventh and final Larry story does not appear in any book.) The Key Word and Other Mysteries The Key Word and Other Mysteries is a collection of mystery short stories by American author Isaac Asimov, featuring his boy detective Larry. The book was illustrated by Rod Burke. It was first published in hardcover by Walker & Company in 1977, and in paperback by Avon Books in 1979. A British edition illustrated by Geoff Taylor and adding one additional story was issued by Pan