Lucas's tables for finding the longitude by the meridian altitude, at sea, without the aid of a chronometer. Ed. J.C. Manning, Volume 3 |
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28 Secant 42 Secant 49 Sine aftern altitude at noon Apparent applying the Equation Ascension BARBADOES Bridge rises sets CHRONOMETER Co-Secant Co-Sine Co-Sine Remain correction D. D. High Water Declination O's dec deviation diameter difference Dist East Epitome equal EXAMPLE experience find the mean finding the Longitude full altitude Greenwich altitude Greenwich mean HALF SUM High Water Sun hour JOURNAL OFFICE July 21st June 5th laid Latitude Latitude at Greenwich London Bridge rises Long Meridian altitude method mode Noon's altitude Noon’s north of 45 OOOOO Polar Distance PROPORTIONAL prove the meridian Remain rises sets Right rising and setting RULE SECONDS Semi ship Showing shown space Sun The Sun's Sun's Diff Sun's Equat Swansea TABLE take half Take the full taken THURSDAY W. M. morn Water Sun Sun West WILLIAM LUCAS