'The author of this tract, which is usually called the "Ballancing letter", was probably John Somers ...' - Biographical note.
Facsimile reprint of: 1st ed., London : s.n., 1697.
A letter ballancing the necessity of keeping a land-force in times of peace with the dangers that may follow on it by John Somers Somers. ISBN 0950195081. Published by The Rota in 1974. Publication and catalogue information, links to buy online and reader comments.