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Longitude of Judda by 12 Distances of the j from q 



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Worked by the British Mariner's Guide 39 53 45 

 And by the Ephemeris for 1 769 40 1 7 



Difference 7 22 



By Jupiter's Satellites : . . , 39 26 45 E. 

 By j> and o ....... 40 1 7 E. 



34 2-2 



XI. Remarks 



