The Nautical Almanac and astonomical ephemeris, for the year 1766, 1767

First edition, The Nautical Almanac and Astronomical Ephemeris, for the Year 1767.
Published by Order of the Commissioners of Longitude, and was for the first time used by James Cook during his first worldtour enabling him to take 'Lunars' to find the longitude.
Title soiled and with small ink inscription, by W. Richardson and S. Clark, 1766
Bound with Tables Requisite to be Used with the Astronomical and Nautical Ephemeris, and 2 large folding tables, W. Richardson and S. Clark, 1766,
and A Table of Proportional Logarithms; to be Used with the Astronomical and Nautical Ephemeris, by W. Bowyer and J. Nichols, together 3 works in 1 vol., tables, ink inscription "Gracehill Academy Library" to front free endpaper, contemporary half calf.