Lecky's general utility tables; for the quick solution of many every day problems in navigation; more especially time-azimuths and alt-azimuths of sun, moon, planets, and stars; great circle and composite sailing. The tables will also be found very convenient as auxiliaries in connection with double and simultaneous altitudes by A.C. Johnson's famous method
Lecky, S. T. S. (Squire Thornton Stratford), 1838-1902