The Secret Languages of Ireland. With Special Reference to the Origin and Nature of The Shelta Language partly based upon Collections and Manuscripts of the Late John Sampson. [including: Ogham, Cryptology, Hisperic, Bog-latin, The Vagrants of Ireland, Bearlagair na Saer. With an English-Jargon Vocabulary index. Armagh: Croabh Rua, 1997. A fine bright copy in dust jacket.

Facsimile of the first edition published in 1937. Inscribed by the publisher on front free endpaper