T H E
Sea-Gunner:
Shewing the
PRACTICAL PART
O F
GUNNERY,
As it is used at SEA.
A N D,
As an Introduction thereto, there is Exhi-
bited two Compendiums, one of Vulgar, the
other of Decimal ARITHMETICK,
With necessary Tables relating to that ART.

To which is added
An A P P E N D I X,
Shewing the Use of a Proportional Scale, for the ready
working of any Question in Gunnery.
And the Use of the Sea-Gunners Rule, of an excellent
Contrivance ; containing an Epitome of the Art of
Gunnery in it self.

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Composed by J O H N   S E L L E R, Senior.

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L O N D O N:
Printed by H. Clark for the Author, and are to   sold by
him at the Hermitage in Wapping, 1691.