Books on Magical Matters
Balloonists, Alchemists, and Astrologers of the Nineteenth Century: The Tale of George and Margaret Graham (paperback)
Of Angels, Demons, and Spirits: A Sourcebook of British Magic (hardback)
The Book of Oberon: A Sourcebook of Elizabethan Magic (hardback)
The Long-Lost Friend: A 19th Century American Grimoire (paperback) (Kindle edition)
The Necronomicon Files: The Truth Behind The Legend (paperback)
Both Sides of Heaven: Essays on Angels, Fallen Angels and Demons
The Faerie Queens (essay on fairy queens in the grimoires and the table ritual) (Kindle edition)
Knowing Demons, Knowing Spirits in the Early Modern Period (chapter on fairy magic) (hardcover and e-book)
Magic in the Modern World (chapter on the Simon Necronomicon) (hardcover and softcover)
Experimentum Potens Magna (OOP)
Books on the Cthulhu Mythos
The Cthulhu Mythos Encyclopedia (signed limited edition hardback) (paperback at Amazon
The Keeper’s Companion: Blasphemous Knowledge, Forbidden Secrets: A Core Book for Keepers, Vol. 1 (Call of Cthulhu Horror Roleplaying)
Tales of the Sleepless City (RPG scenario) (OOP)
Shotguns V Cthulhu
Delta Green: Extraordinary Renditions (short story)
The Starry Wisdom Library (catalogue entry for the infamous Book of Dzyan)
Books on Gaming
Petty Gods: Revised and Expanded Edition (with my god of running away) (PDF) (hardback)
(Note that some of the above may be affiliate links.)
Papers Falling from an Attic Window 
Does anyone know how to contact Daniel Harms? I have a question about a book he edited. (The Long Lost Friend).Thank you.
With regard to you can some body help me and give me this ebook (Al-ruhaniya) by in Siena.
[…] the obligatory link to a page of my books for sale. Also, the excellent Cambridge History of Magic and Witchcraft in the West: From Antiquity to the […]
The 2nd link above to ‘Of Angels, Demons, and Spirits: A Sourcebook of British Magic ‘ takes you to a page at PSU press for an entirely different book. Just FYI.