Books Foundables on this Registry Page 4 A History of Magic Rarity: 6 out of 16 4 The Standard Book of Spells Rarity: 6 out of 16 4 A New Theory of Numerology Rarity: 6 out of 16 4 The Essential Defence Against the Dark Arts Rarity: 6 out of 16 4 Moste Potente Potions Rarity: 6 out of 16