Mercvry, or, The secret and swift messenger
Subtitle: shewing, how a man may with privacy and speed communicate his thoughts to a friend at any distance
By: [J. Wilkins].
Contributors: George Fabyan Collection (Library of Congress)
Publisher: Printed by I. Norton for Iohn Maynard and Timothy Wilkins ...
Published: 1641
Place of publication: London
Language: eng
Number of pages: 180
Subjects: Cryptography.
Other titles: The secret and swift messenger.
Notes: Galland, J.  Cryptology, p. 201
Preface signed: I.W.
Errors in paging: p. 49-80, 129-172 wrongly numbered.