This book presents an edition of a previously unpublished notebook used by the seventeenth-century polymath John Wallis to teach language to the "deaf mute" Alexander Popham. Under the terms of the law Popham would not have been able to inherit his family title and property if he had remained unable to speak. This is one of the most famous cases in the history of deaf education. The notebook, which has recently come to light in the Popham family mansion,...