Table 14 



REDUCTION OF THE BAROMETER TO SEA LEVEL. 



ENGLISH MEASURES. 



z I 



Values of 2000 X m. 



m 



56573+ 123. 1 ^+.0032 1+^ 



Mean Tem- 

 perature 

 of air 

 column. 



B Fahr. 



AI.TITUDE OF STATION IN FEET (z). 



-20° 



-16 



- 12 



- 8 



- 6 



- 4 



- 2 







+ 2 



4 

 6 



8 



10 



12 



14 

 16 



iS 



20 



22 



24 

 26 

 28 



30 



32 

 34 

 36 

 38 



40 



42 



44 

 46 

 48 



50 



52 

 54 

 56 



58 



60 



62 

 64 

 66 

 68 



70 



72 



76 



80 



84 

 88 



92 

 96 



7100 7200 7300 | 7400 7500 7600 7700 7800 \ 7900 



262.3 



259-9 

 257-6 



255-2 



254-1 

 253-0 

 251.8 



250.7 

 249.6 



248.5 



247-5 

 246.4 



245-3 



244-3 

 243.2 



242.2 

 241. 1 



240.1 



239-1 

 238.1 

 237.1 

 236.1 



235-1 

 234-1 



233-1 

 232.1 



231-1 



230. 1 

 229.1 

 22S. 1 

 227.1 

 226.2 



225.2 

 224.2 



223.3 

 222.3 



221.4 



220.4 



219-5 

 218.6 

 217.7 

 2i6.8 



215.9 

 215.0 



213.2 

 211. 5 

 209.8 

 208.1 

 206.4 



204.8 



266.0 

 263.6 

 261.2 



258.8 

 257-7 

 256.5 

 255-4 



254-3 

 253.1 

 252.0 

 250.9 

 249.8 



248.8 



247.7 

 246.6 

 245.6 

 244.5 



243.5 

 242.4 

 241.4 

 240.4 

 239.4 

 238.4 

 237.4 

 236.3 

 235.3 

 234.3 



232.3 

 231-3 

 230-3 

 229.3 



228.4 



227.4 

 226.4 



225.4 

 224.5 



223.5 

 222.6 

 221.7 

 220.7 

 219.8 



218.9 

 218.0 



216.2 

 214.4 

 212.7 

 211. 

 209.3 



207.6 



269.7 

 267.2 

 264.8 



262.4 

 261.3 

 260.1 

 258.9 



257-8 

 256.7 



255-5 

 254.4 

 253-3 



252.2 

 251. 1 

 250. 1 

 249.0 

 247.9 



246.9 

 245.8 

 244.8 



243-7 

 242.7 



241.7 



240.7 

 239-6 

 238.6 

 237.6 



236.6 

 235-5 

 234-5 

 233-5 

 232.5 



231-5 

 230.5 

 229-5 

 228.6 

 227.6 



226.6 

 225.7 

 224.7 

 223.8 

 222.9 



221.9 

 221.0 



219.2 



217.4 



215.7 

 213.9 

 212.2 



210.5 



273-4 

 270.9 

 268.4 



266.0 

 264.8 

 263.7 

 262.5 



261.3 

 260.2 

 259.0 



257-9 

 256.8 



255-7 

 254.6 



253-5 

 252.4 

 251.3 



250.2 

 249.2 

 248.1 

 247.1 

 246.0 



245.0 



243-9 

 242.9 



241-9 

 240.8 



239.8 

 238.8 



237-7 

 236.7 



235.7 



234.7 

 233-7 

 232.7 



231-7 

 230.7 



229.7 

 228.8 

 227.8 

 226.9 

 225.9 



225.0 

 224.1 



222.2 

 220.4 

 218.6 

 216.9 

 215.1 



213-4 



8000 



277.1 



274-5 

 272.1 



269.6 

 268.4 

 267.2 

 266.0 



264.9 



263.7 

 262.5 

 261.4 

 260.3 



259-1 

 258.0 



256.9 



255-8 

 254-7 



253-6 

 252.5 

 251-5 

 250.4 

 249.4 



248.3 

 247.2 

 246.2 



245.1 

 244.1 



243.0 

 242.0 

 241.0 



239.9 

 238.9 



237.9 

 236.8 



235.8 

 234.8 

 233.8 



232.8 

 231.9 

 230.9 

 229.9 

 229.0 



228.0 

 227.1 



225.2 



223.4 

 221.6 

 219.8 

 218.0 



216.3 



257.0 



255.9 

 254.8 



253-8 

 252.7 



251.6 

 250.5 

 249.5 

 248.4 



247.3 

 246.3 



245-2 

 244.2 



243.1 

 242.1 



241.0 

 240.0 

 239.0 

 238.0 

 236.9 



235.9 

 235.0 

 234.0 



233.0 

 232.0 



231-1 

 230.1 



228.2 

 226.4 

 224.5 

 222.7 

 220.9 



219.2 



284.5 

 281.9 

 279.3 

 276.8 

 275.6 



274-3 

 273.1 



271.9 

 270.7 

 269.5 

 268.4 

 267.2 



266.0 



264.9 

 263.8 

 262.6 

 261.5 



260.4 



259-3 

 258.2 



257-1 

 256.0 



254-9 

 253.8 

 252.8 



251.7 

 250.6 



249.5 

 248.4 

 247.4 



246.3 

 245.3 



244.2 

 243.2 

 242.1 

 241. 1 

 240.1 



239.1 

 238.0 

 237.0 

 236.1 

 235.1 



234-1 

 233-1 



231.2 

 229.3 

 227.5 

 225.6 

 223.8 



222.1 



288.1 



285.5 

 282.9 



280.4 

 279.1 



277.9 

 276.7 



275.4 

 274.2 



273.0 

 271.8 

 270.7 



269.5 

 268.3 

 267.2 

 266.0 

 264.9 



263.8 

 262.6 

 261.5 

 260.4 



259-3 



258.2 



257-1 

 256.0 



254-9 

 253-9 



252.8 



251-7 

 250.6 



249-5 

 248.4 



247.4 

 246.3 



245-3 

 244.2 



243.2 



242.2 

 241. 1 

 240.1 

 239.1 

 238.1 



237.1 

 236.2 



234.2 



232.3 

 230.4 

 228.6 

 226.7 



224.9 



291.8 



289.2 

 286.6 



284.0 

 282.7 

 281.5 

 280.2 



279.0 



277.8 



276.5 



275.3 

 274.1 



272.9 

 271.8 

 270.6 

 269.4 

 268.3 



267.1 

 266.0 

 264.9 

 263.8 

 262.7 



261.5 

 260.4 



259.3 

 258.2 



257.1 



256.0 



254.9 

 253.8 

 252.7 

 251.6 



250.5 

 249-5 

 248.4 



247.3 

 246.3 



245.3 

 244.2 

 243.2 

 242.2 

 241.2 



240.2 

 239-2 

 237.2 

 235-3 

 233-4 

 231-5 

 229.7 



227.8 



295-5 

 292.8 

 290.2 



287.6 

 286.3 

 285.0 

 283.8 



282.5 



281.3 

 280.0 

 278.8 

 277.6 



276.4 

 275.2 

 274.0 

 272.8 

 271.7 



270.5 



269.4 

 268.2 

 267.1 

 266.0 



264.8 

 263.7 

 262.6 

 261.5 

 260.4 



259.2 

 258.1 

 257.0 



255-9 

 254.8 



253.7 

 252.6 



251-5 

 250.5 

 249-4 



248.4 



247-3 

 246.3 



245.2 

 244.2 



243. 



242. 



240.2 

 238.3 

 236.3 

 234-4 

 232.6 



230.7 



Differ 



ence 



for 



100 



Feet. 



3-7 

 3.7 

 3-6 



3.6 

 3-6 

 3-6 

 3.5 



3-5 

 3-5 

 3-5 

 3-5 

 3-5 



3-4 

 3-4 

 3.4 

 3.3 

 3-3 



3-3 



3-3 

 3-3 

 3-3 



3-2 

 3-2 

 3-2 

 3-2 

 3-2 



3-2 

 3-2 

 3-1 

 3-1 

 3-1 



3-1 

 3-1 

 3-1 

 3-1 

 3-0 



3.0 

 3-0 



3-0 

 3-0 

 2.9 

 2.9 

 2.9 



2.9 



Smithsonian Tables. 



67 



