The impenetrable secret
By: probably invented by Horace Walpole ; [with] An explanation of the secret, with a note on the original by W. S. Lewis
Series: Miscellaneous antiquities -- 15
Published: 1939
Place of publication: Farmington, Conn
Language: eng
Notes: 100 copies printed.

Pamphlet and 10 printed cards in wrapper and slip case.

Hazen, Apocrypha 17.