VOL. XXIX.J 



PHILOSOPHICAL TRANSACTIONS. 



167 



Col. 1, 

 in 

 3.. 

 6.. 



in. 

 19 

 16 

 16 



9.. 

 12. 

 15. 



Col. 2. 

 lin, 

 9 twice. 



8 



7i.... 



Col. 3. 

 in. lin. 

 12 6| twice. 



15 7^ 



15 8 , 



Col. 4. 



in. lin. 

 6 7^ 

 9 H 

 9 9 



11 11 twice. .23 

 9 9 twice. . 22 



twice . 14 

 twice. . 16 



Col. 1. 

 in. 

 18. ...7 



7 



21 



24 



27. . . . 

 30. . . . 



Col. 2. Col. 3 



in. lin. in. lin. 

 8 



8 J 18 



3 27 twice 21 



3 28 11 twice 23 



6 30 7i twice 24 



4 31 104 twice 26 



..24 

 ,24 

 27 



5|1..24 8| -».... 1{ 

 6 J . . 24 8 i 1{ 



Col. 4. 



in. lin. 

 11 

 10| 



H 



H 



10^ 







On Sept. 1 1 , at l^ afternoon, in a clear sky, on a ridge of Mount Liber, in 

 the Alps, called Ennensewen gen Averen, in the jurisdiction of Glaris, the 

 height of the whole barometer 23 inches 10 lines, twice. 



Col. 1. 



in. 



3.. 



6.. 



9.. 

 12.. 

 15.. 



Col, 2. 

 in. lin. 



Col. 3. 

 in. lin. 



18 

 15 

 13 

 11 

 9 



7 . 



n- 

 3 . 



14. 

 . 



13 

 16 

 18 

 20 



22 



6. 



4. 

 7. 

 9. 

 9. 



Col. 4. 



in. lin. 



5 3 



8 2| 



10 7 



12 8^ 



14 10 



Col. 1. 

 in. 

 18.. 

 21.. 

 24.. 

 27.. 

 30.. 



Col. 2. 

 in. lin. 

 .6 11.. 

 .4 11.. 

 .3 0. . 

 . 1 4.. 

 .0 2. . 



Col. 3. 



in. lin. 

 .25 0, 

 .26 10. 

 .28 10. 

 .30 5. 

 .31 8. 



Col. 4. 



in. lin. 

 .16 11 

 . 18 11 

 .20 10 

 .22 6 

 .23 8 



On Sept. 12, at 7^ in the morning, and a clear sky, on a high ridge of Mount 

 Liber, called Aust Scherf, the height of the whole barometer 21 inches 8 lines. 



Col. 1. 

 in. 

 3.. 

 6.. 



9.. 

 12.. 

 15.. 



Col. 2. 

 in. lin. 



Col. 3. 

 in. lin. 



17 

 14 

 12 

 10 

 8 



6. 

 7. 

 6. 

 5. 

 5. 



14 

 17 

 19 

 21 

 23 



6... 

 3... 

 6... 

 6... 

 6... 



Col. 4. 

 in. lin. 



4 2 



7 



9 



11 



13 



Col. 1. 

 in. 

 18.. 

 21.. 

 24.. 

 27.. 

 30.. 



Col. 2. 

 lin. 



Col. 3. 

 in. lin. 



5 . 



7 . 



9h 

 4 . 



2 . 



.25 

 .27 

 .29 

 .30 

 .31 



3 . 

 8 . 



Col. 4. 

 in. lin. 

 . 15 3 

 . 17 1 

 . 18 104 

 .20 4 

 .21 6 



Sept. 12, at 9^ in the morning, and a clear sky, on a high ridge of Mount 

 Liber, called Aust dem Blattenstock, the height of the whole barometer was 

 21 inches 6 lines. 



Sept. 14, at 12^ noon, on a clear day, within the iron mine at Sarunatum, 

 about 300 paces from its mouth, the height of the barometer was 24 inches 4 

 lines, and 24 inches 3 lines. 



Without this mine in the open air, I observed the same height of the mercury 

 in the entire barometer, as also in 3 and 9 inches of air left in the tube; but it 



