You are hereHomeBARMay/June 2012“Castle of the Slave”—Mystery Solved Charles L. Irby and James Mangles, Travels in Egypt and Nubia, Syria and Asia Minor During the Years 1817 and 1818 (London: T. White, 1823; reprinted by Darf, 1985), pp. 473–474. Join the BAS Library! Already a library member? Log in here. Institution user? Log in with your IP address.