542 Sir GEORGE shuckburgh’s Obfervations 
Comparifm of the fecond Series* 
Obfervation at the top at 3. 
Barom. N° 2. 
above at 3. 
In. Pts. 
24,1420 
Correa for the diff.of the 1 
two attached therm, 3°.5, J 
24. 15 11 
28.1258 
Therm. Therm, 
attached. detached. 
o ®, 
56.9 56.0 
Log. 3829369 
Log. 4491049. 
Difference, or fall of the j Diff. of Log. 661.680 * 
quicknlver, — J Q 
Corred for I9°.2 of heat, — + ab ‘ 33 ° 
Correa height in fathoms. 
690.010 
x 6 
Height in feet by the barometer, 
« by the geom. method. 
Difference, or error of the barometer. 
4140.06 
42U.3 
— 71 2 — ji&hr* 
Obfervation below at i. 
Barom. N 0 -i. 
below at i. 
In. Pts. 
28.1300 
Correa for the diff. 1 
of barometer, J 
42 
28.1238 
Therm. Therm, 
attached. detached. 
60.4 6°i.8 
56.0 heat at 3. 
r8«9 mean heat. 
39.7 ffandard temperature. 
— 19.2 difference. 
