160 



MR THOMAS HEATH ON 



Table I. — continued. 



Date. 



t 



L 



t 



i 



t 



) 



t 



4 



h 



Air. 



















Surface 







Each 



Monthly 



Each 



Monthly 



Each 



Monthly 



Each 



Monthly 



Theorem. 



Each 





Reading. 



Mean. 



Reading. 



Mean. 



Reading. 



Mean. 



Reading. 



Mean. 



Each 

 Reading. 



Reading. 



1889. 























April 1 . . . 



45-77 





43-24 





41-30 





41-60 





42 2 



45-5 



8 



45-66 





43"23 





41-30 





40-40 





38-5 



39-5 



15 



45-58 



45-59 



43-24 



43-23 



41-10 



41-62 



40-20 



41-61 



39-5 



42-5 



22 



45-51 





43-20 





42-00 





42-95 





43-3 



45-7 



2S . . . 



45-44 





43 25 





42-40 





42-90 





43-7 



47-3 



May 6 . . . 



45-38 





43 35 





43-15 





44-41 





45-5 



46-8 



13 



20 



45-32 

 45-29 



45-31 



43-50 

 43-76 



43-66 



4415 



44-82 



44-63 



45-48 

 45-95 



46-21 



46-6 

 49-0 



48-5 

 54-6 



27 



45-25 





44-04 





46-39 





49-02 





51-5 



53-8 



June 3 



45-22 





44-38 





47-18 





49-01 





51-9 



54-6 



10 

 17 



45-21 

 45-24 



45-23 



44-79 

 45-21 



44-99 



48-10 

 48-72 



48-40 



50-00 

 50-99 



50-52 



49-5 

 55-4 



53-1 

 62-0 



24 



45-26 





45-60 





49-59 





52-10 





53-4 



54-3 



July 1 . . . 



45-31 





46-03 





50-58 





53-45 





55-9 



60-8 



8 



45-37 





4646 





51-28 





53-58 





51-9 



55-6 



15 



45-45 



45-47 



46-94 



46-85 



51-16 



50-97 



52-48 



52-76 



52-7 



55-0 



22 



45-54 





47-28 





50-90 





51-82 





526 



56-8 



29 



45-66 





47-56 





50-94 





52-48 





56-2 



60-0 



Aug. 5 . . . 



45 77 





47-73 





51-82 





54-00 





54-8 



54-2 



12 



19 



45-89 

 46-02 



45-95 



48-02 

 48-28 



48-12 



51-82 

 51-70 



51-69 



52-90 

 52-82 



52-88 



51-8 

 54-2 



54-3 

 56-8 



26 



46-13 





48-47 





51-41 





5180 





49-5 



52-8 



Sept. 2 



46 -27 





48-61 





51-28 





52-10 





53-1 



54-6 



9 



4639 





48-72 





51-43 





52-35 





55-8 



60-9 



16 



46-50 



46-49 



48-78 



48-79 



51-78 



51-04 



52-70 



51-18 



49-8 



50-3 



23 



46-59 





48-88 





51-00 





49-90 





42-8 



44-9 



30 



46-71 





48-94 





49-69 





48-87 





47-2 



48-3 



Oct. 7 



46-81 





48-82 





49-10 





48-25 





47*5 



49-0 



14 



21 



46-92 

 47-00 



46-95 



48-66 

 48-49 



48-56 



48 35 

 47-90 



48-22 



46-98 

 47-21 



47-11 



44-2 

 47-3 



45-0 

 48-0 



28 



47-07 





48-28 





47-51 





46-00 





42-0 



42-6 



Nov. 4 . . . 



47-12 





48-08 





46-90 





45-55 





43-0 



41-9 



11 



18 



47-19 

 47-20 



47-18 



47-91 

 47-72 



47-82 



46-75 

 46-90 



4677 



46-55 

 45-85 



45-86 



47-2 

 43-7 



48-3 

 45-3 



25 



47-20 





47-57 





46-51 





45-49 





40-7 



39-3 



Dec. 2 . . . 



47-21 





47-44 





45-10 





42-75 





40-5 



41-0 



9 . . . 



47-24 





47-20 





44-15 





41.80 





45-2 



49-7 



16 



47-22 



47-20 



46-88 



46-87 



43-55 



43-91 



41-30 



41-75 



42-4 



45-4 



23 



47-18 





46-55 





43-55 





41-60 





38-7 



40-9 



30 



47 14 





46-28 





43-20 





41-30 





36-2 



37-0 



1890. 























Jan. 6 



47-11 





46-04 





42-90 





41-20 





41-2 



44-8 



13 



20 



47-05 

 46-97 



47*01 



45-78 

 45-58 



45-71 



43-10 

 43-40 



42-95 



42-40 

 42-60 



41-72 



43-0 

 36-9 



44-7 

 36-8 



27 



46-90 





45-45 





42-40 





40-70 





37-4 



38-8 



Feb. 3 . . . 



46-85 





45-27 





42-30 





41-50 





41-8 



45-1 



10 

 17 



46-76 

 46-69 



46-73 



45-06 

 44-88 



44-96 



42-10 

 41-00 



41 -52 



40-00 

 38-70 



39-85 



35-4 

 37-2 



35-9 

 41-0 



24 



46-62 





44-64 





40-70 





39-20 





40-7 



43-4 



Mar. 3 



46-52 





44-37 





40-70 





38-80 





32-5 



33-0 



10 



46-46 





44-17 





40-70 





39-30 





40-7 



47-9 



17 



46-36 



46-36 



43-98 



44-07 



41-55 



41-39 



41-70 



40-68 



40-8 



41-0 



24 



46-28 





43-91 





41-80 





41-20 





40-2 



43-4 



31 



46-19 





43 -90 





42-20 





42-40 





41-5 



43-9 



