The theory and practice of the longitude at sea : with a general introduction to its astronomical and physical principles, a variety of copper plates and several useful tables / by Samuel Dunn.

VIII, 152 p., [15] folded leaves of plates :, 24 cm.

QB225 .D8 1778

Longitude.

England--London: Also ... sold at several Booksellers and mathematical instrument makers ..., 1778.

Book