Navigation improv'd
Subtitle: or, The art of rowing ships of all rates, in calms, with a more easy, swift and steady motion, than oars can : also, a description of the engine that performs it, and the author's answer to all Mr. Dummer's objections that have been against it
By: by Tho. Savery
Contributors: Dummer, Edmund, -1712
Publisher: [s.n.]
Published: 1880
Place of publication: London?
Language: eng
Number of pages: 22
Subjects: Navigation; Early works to 1800; Ship propulsion
Notes: Reprint of original title page. London: Printed and sold by James Moxon, 1698.

"Reprinted (seventy copies) May 1880"--Ms. note on flyleaf.