OBSERVATIONS OF THE EDINBURGH ROCK THERMOMETERS. 



159 



Table I. — The Edinburgh Royal Observatory Rock Thermometers. 



Original Reading. 



Date. 



t 



l 



t 



i 



t 





t 



t 



h 



Air. 



















Surface 







Each 



Monthly 



Each 



Monthly 



Each 



Monthly 



Each 



Monthly 



Theorem. 



Each 





Reading. 



Mean. 



Reading. 



Mean. 



Reading. 



Mean. 



Reading. 



Mean. 



Each 

 Reading. 



Reading. 



1888. 























May 7 



45-25 





42-49 





41-80 





42-55 





49-6 



55-6 



14 



21 



45-16 

 45-10 



45-14 



42-66 

 42-92 



42-82 



43-00 

 43-98 



43-54 



44-45 

 46-23 



45-13 



44-5 

 507 



46-2 

 56-8 



28 . 



45-04 





43-22 





45-39 





47-30 





45-0 



46-3 



June 4 



44-99 





43-64 





45-61 





46-00 





42-8 



45-0 



11 

 18 



44-98 

 44*98 



44-98 



44-00 

 44-25 



44-11 



45 -48 

 46-48 



46-21 



46-79 



48-37 



47-54 



49-7 

 52-2 



55-4 

 55-4 



25 



44-98 





44-54 





47 29 





49-00 





49-2 



50-3 



July 2 



45-00 





44-89 





48-08 





49-76 





51-6 



53-7 



9 



45-05 





45-27 





48-28 





49-39 





53-0 



57-2 



16 . . . 



45-09 



45-10 



45-59 



45-57 



48-52 



48-80 



50-31 



! 50-34 



50-5 



49-8 



23 



4514 





45-90 





49-31 





51-38 



1 



54-4 



57-6 



30 



45-22 





46-21 





49-80 





50-88 





49-5 



51-2 



Aug. 6 



45-31 





46-54 





49-62 





50-56 





50-9 



54-4 



13 

 20 



45-40 

 45-50 



45-45 



46-78 

 46-99 



46-87 



49-98 

 49-96 



49 94 



51-40 

 50-71 



51-12 



54-1 

 52-4 



57-5 

 54 



27 . 



45-60 





47-18 





50-20 





51-80 





53-9 



56-5 



Sept. 3 



45-71 





47-36 





50-18 





50-97 





52-8 



55-1 



10 



17 



45-80 

 45-92 



45-86 



47-50 

 47-64 



47-55 



50-08 

 49-77 



49-92 



50-30 

 50-40 



50-39 



48-0 

 51-4 



49-9 

 56-0 



24 



46-01 





47-70 





49-63 





49-90 





49-1 



49-9 



Oct. 1 



46-08 





47-72 





49-09 





48-61 





41-8 



42-0 



8 



46-19 





47-73 





47-63 





45-58 





44-4 



48-8 



15 . 



46-27 



46-26 



47-60 



47-55 



47-20 



47-68 



46-19 



47-13 



46-3 



51-0 



22 



46-34 





47-41 





47-08 





4677 





44-1 



43-0 



29 



46-42 





47"29 





47-40 





48-51 





48-9 



50-0 



Nov. 5 



46-45 





47-21 





47-32 





46-33 





42-9 



43-3 



12 

 19 



46-48 

 46-54 



46-50 



47-16 

 47-04 



47-06 



46-25 

 45-91 



46-22 



44-65 

 44-80 



45-16 



42-2 

 46-4 



44-5 

 • 50-5 



26 



46-55 





46-84 





45-40 





44-85 





40-6 



38-3 



Dec. 3 



46-60 





46-68 





44-60 





42-95 





47-1 



52-6 



10 



46-59 





46-44 





45-10 





44-40 





39-5 



39-3 



17 . 



46-58 



46-58 



46-30 



46-28 



44-18 



44-16 



42-40 



42-65 



40-6 



42-2 



24 



46-58 





46-09 





43-80 





42-90 





41-9 



42-6 



31 



46-55 





45-87 





43-10 





40-60 





360 



39-0 



1889. 























Jan. 7 



46-52 





45-64 





42-30 





40-60 





35-3 



32-3 



14 

 21 



46-49 

 46-46 



46-47 



45-35 

 45-09 



45-23 



42-00 

 41-80 



42-02 



40-10 

 40-80 



40-62 



36-8 

 39 7 



37-9 

 41-9 



28 



46-40 





44-85 





42-00 





41-00 





40-2 



43-9 



Feb. 4 



46-34 





44-66 





42 20 





40-80 





35-5 



35-7 



11 



18 



46-25 

 46-23 



46-24 



44-53 

 44-35 



44-41 



41-30 

 40-40 



41-20 



38 80 

 39-00 



39-52 



30-8 

 44-8 



30-7 

 50-0 



25 



46-14 





44-09 





40-90 





39-50 





35-7 



35-6 



Mar. 4 



46-06 





43-90 





40-20 





37-90 





31-6 



31-5 



11 



18 



46-00 

 45-92 



45-96 



43-70 

 43-45 



43-59 



39-70 

 40-30 



40-20 



38-00 

 40-10 



39-08 



35-2 

 38-9 



37-3 

 38-3 



25 



45-85 





43-30 





40-60 





40-30 





45-4 



| 



47-0 



