Thomas Alfred Spalding - Elizabethan Demonology

Elizabethan Demonology: An Essay in Illustration of the Belief in the Existence of Devils, and the Powers Possessed By Them, as It Was Generally Held during the Period of the Reformation, and the Times Immediately Succeeding; with Special Reference to Shakespeare and His Works
This Essay is an expansion, in accordance with a preconceived scheme, of two papers, one on «The Witches in Macbeth,» and the other on «The Demonology of Shakespeare,» which were read before the New Shakespeare Society in the years 1877 and 1878. The Shakespeare references in the text are made to the Globe Edition.
— Summary by Thomas Alfred Spalding