Dryas, Frankfurt a. M., Germany 2014, ISBN 3940855537* Susanne Steinem Patch, "Blue Mystery : The Story of the Hope Diamond", Random House (April 1999), trade paperback, ISBN 0-8109-2797-7* Edwin Streeter, " The Great Diamonds of the World", George Bell & Sons, (Jan, 1898), hardcover, no ISBN known.
* Susanne Steinem Patch, "Blue Mystery : The Story of the Hope Diamond", Random House (April, 1999), trade paperback, ISBN 0-8109-2797-7; hardcover ISBN 0-517-63610-7.