practical introduction to spherics and nautical astronomy
Subtitle: being an attempt to simplify those useful sciences, comprising new projections and calculations for finding the latitude and longitude; also an appendix on time, time-keepers, and transit instruments
By: by P. Kelly...
Edition: the fifth edition.
Publisher: Baldwin, Cradock, and Joy
Published: 1822
Place of publication: London
Subjects: Horology; Nautical astronomy; Spherical trigonometry