The Grimoire of Arthur Gauntlet: A 17th Century London Cunningman's Book of Charms, Conjurations and Prayers - Hardcoverby David Rankine (Author) The Grimoire of Arthur Gauntlet is an outstanding example of a seventeenth century London Cunning man's book of practice. Cunning folk were practitioners of magic and herbal medicine who dealt with problems in their local communities. Cunning man Arthur Gauntlet was based in Gray's Inn Lane in London, and his personal working book contains a fascinating diverse mixture of herbal remedies, prayers, magical and biblical charms,