100 Books by August Derleth is a bibliography of books by American author August Derleth. It was released in 1962 by Arkham House in an edition of 1,225 copies. Approximately 200 copies were bound in pictorial boards for libraries . The book includes two plates, one a frontispiece of Derleth in his office, the other of Derleth with his children, Walden William and April Rose. There is also an illustration repoducing a mock certificate awarding Derleth the degree of "Doctor of Philosophy in Mythos" to Derleth, from Miskatonic University.