122 



Prof. W. Thomson on the Reduction of 

 Table III. 



Year. 



Feet. 



A,. 



Bj. 



A 2 . 



B 2 . 



A 3 - 



B 3 . 



A 4 . 



B 4 . 



1842. 



3 



-6-19 



-5-00 



4- -01 



+ 



•25 



+ 



■60 



+ 06 



4-23 



-71 





6 



-2-85 



-4-80 





15 



+ 



•03 



+ 



•10 



4-io 



4-12 



-•26 





12 



+ -34 



-2-73 



— 



12 



— 



•13 





•08 



-•04 



4-oi 



-•04 





24 



+ -68 



- -14 





00 



— 



•07 



_ 



•02 



-•04 



-•01 



-•02 



1843. 



3 



-475 



-5-11 



4 



17 



+ 



•91 



+ 



•23 



4-30 



4-79 



-•17 





G 



-1-63 



-4-38 



— 



20 



+ 



•61 



4 



•45 



+•42 



4-32 



4-30 





12 



+ -83 



-2-04 



_ 



18 



— 



•08 





•05 



+ •17 



-•03 



+•10 





24 



+ -62 



+ -12 





00 



— 



•02 



_ 



•01 



-•01 



•00 



•00 



1844. 



3 



-5-29 



-4-53 



— 



05 



4- 



•70 



+ 



•74 



4-71 



4-08 



+•49 





6 



-2-11 



-4-09 



4 



22 



+ 



•50 



4 



•20 



4-50 



-•06 



+•20 





12 



+ -52 



-215 



+ 



18 



4 



•05 



4- 



•11 



+ •13 



-•05 



-01 





24 



+ -59 



- -02 



— 



03 



— 



•02 





•00 



-•03 



-•01 



-•02 



1845. 



3 



-517 



-501 



— 



17 



+ 



•56 



+ 



•67 



4-29 



-•28 



+ •02 





6 



-2-02 



-4-38 



+ 



07 



4 



•30 





•00 



+•18 



-•04 



-•08 





12 



+ -63 



-215 



+ 



12 



+ 



•06 



_ 



•01 



-•03 



•00 



+•02 





24 



+ -65 



4- -13 



4 



04 





•00 



+ 



•01 



+ 02 



+•01 



+•02 



1846. 



3 



-5-65 



-5-17 



+ 



03 



+ 1-05 





•86 



4-64 



+•00 



-•49 





6 



-2-37 



-4-64 



— 



38 



+ 



•44 



_ 



•63 



-•39 



-•11 



-•22 





12 



+ "47 



-2-70 



— 



30 



— 



•17 



— 



•14 



-•45 



•00 



-•07 





24 



+ -64 



- -22 



— 



02 



— 



•17 



4 



•03 



-•11 



-•03 



-•06 



1847. 



3 



-536 



-5-31 



4 



69 



4 



•24 





•18 



-•81 



-•02 



-•14 





G 



-2-08 



-4-58 



4 



18 



4 



•32 



4 



•11 



-■39 



-•05 



-•04 





12 



4- '70 



-2-37 



— 



03 



4 



•17 



+ 



•12 



4-14 



4-03 



4-02 





24 



+ -66 



4 -16 



— 



01 



4 



•04 



+ 



•01 



4 03 



4-01 



4-03 



1848. 



3 



-5-83 



-4-46 



4 



33 



4 



•27 



4 



•29 



4-35 



4-45 



-•30 





6 



-2-32 



-4-16 



4 



13 



4 



•27 



4 



•02 



4-23 



4-28 



4-09 





12 



4- -56 



-215 



4 



04 



4 



•16 



— 



•01 



4-09 



4-04 



4-11 





24 



4- -66 



4 -10 



— 



01 



4 



•03 





•00 



4-02 



-•01 



4-01 



1849. 



3 



-4-56 



-4-44 



4 



05 



41-14 



— 



•G6 



-•10 



-•48 



-■69 





6 



-1-85 



-3-97 



_ 



20 



4 



•45 



_ 



•28 



-•15 



4-01 



-•25 





12 



+ '49 



-2-06 



— 



23 



4 



•04 



4 



•04 



-•06 



4-09 



-•05 





24 



4 -57 



+ -03 





00 



— 



•02 



4 



•01 



4-02 



•00 



4-01 



1850. 



3 



-5-40 



-4-50 



_ 



12 



4 



•70 



_ 



•54 



-•82 



-•15 



-•42 





6 



-2-43 



-4-15 



_ 



22 



4 



•31 



4 



•03 



-•47 



4-11 



-•17 





12 



4- -17 



-2-27 



_ 



15 



— 



•04 



— 



•10 



-•05 



4-04 



+•01 





24 



4- -61 



- -04 



4 



01 



— 



•03 



4 



•01 



•00 



-•01 



-•01 



1851. 



3 



-4-18 



-4-53 



4 



12 



4 



•96 



— 



•09 



4-31 



4*22 



+•18 





6 



-1-65 



-3-92 



— 



19 



4 



•53 



— 



•18 



4-07 



-•03 



+ •14 





12 



4- -61 



-1-99 



_ 



22 



4 



•01 



— 



•04 



-•06 



-•05 



--02 





24 



+ -56 



4- -02 



4 



01 



— 



•05 





•00 



-•01 



-•14 



-•01 



1852. 



3 



-4-92 



-4-80 



4 



20 



41-32 



+ 



•64 



-•24 



-•46 



+ •31 





6 



-1-87 



-4-25 



— 



23 



4 



•71 



+ 



•15 



4-10 



-•31 



-•02 





12 



+ -54 



-224 



— 



26 



4 



•05 



+ 



•01 



4'09 



-•01 



-•07 





24 



+ -61 



- -03 



— 



12 



— 



•07 





01 



-•04 



•00 



-•02 



1853. 



3 



-5-08 



-5-43 



4 



83 



4 



•30 



4- 



•11 



4-27 



4-18 



+•19 





6 



-1-92 



-4-57 



4 



38 



4 



•41 





•05 



4-17 



4-06 



+ •13 





12 



4- -76 



-315 



— 



01 



4 



•21 



— 



•01 



•00 



-•01 



+ •03 





24 



4 -62 



4- -18 



— 



39 



4 



•03 





•00 



4-10 



4-01 



+•03 



1854. 



3 



-5-69 



-4-56 



— 



61 



4 



•53 





•00 



-15 



4-15 



-•20 





6 



-2-48 



-4-27 



— 



50 



— 



•01 





•00 



-•13 



4-08 



-•03 





12 



+ -42 



-2-31 



— 



12 



— 



•21 



+ 



•02 



-03 



4-02 



+ •01 





24 



4- -63 



- -03 



+ 



02 



- 



•02 





•00 



-•01 



-•01 



-•01 



Average f 



3 



-5236 



-4-835 



4 



114 



4 



•687 



4 



•150 



4-0778 



4-05462 



-•14846 



for 13 



6 



-2-122 



-4-320 



— 



0838 



4 



•375 



_ 



•00615 



4-0185 



4-02923 



-•01615 



j'ears, i 

 1842 to 



12 



+ -5415 



-2332 



— 



0985 



4 



•00923 



— 



•0184G 



- -00778 



4-006154 



+ •003078 



1854. J. 



24 



+ -6231 



- -0200 



-•0385 



— 



•0285 



— 



•00231 



-•00462 



-•01462 



-•003846 



