Table II.—Relative Humidity, per cent.
tDifference between the dry and wet thermometers (t-t′).t(Dry ther.)24°.025°.026°.027°.028°.029°.030°.031°.032°.033°.034°.035°.036°.0(Dry ther.)80181513108631808119161411974281822017151210853182832118161311964283842219171412108531848522201715131196428586232118161412107531868724221917151311864287882522201816141297531888926232119161412108642189902624222017151311975329091272523201816141210864391922826232119171513119753929329262422201816141210864939429272523211816141311975949530282523211917151311108695963028262422201816141210979697312927252321191715131110897983229272523211918161412109989932302826242220181615131110991003331292725232119171514121010010133312927252321201816141311101102343230282624222019171513121021033432302826252321191716141210310435333129272523222018161513104105353331302826242220191715141051063634323028262523211918161410610736343231292725232220181715107108373533312927262422211917161081093735333230282625232120181610911038363432302827252322201917110t.24°.025°.026°.027°.028°.029°.030°.031°.032°.033°.034°.035°.036°.0t.
Table II.—Relative Humidity, per cent.
tDifference between the dry and wet thermometers (t-t′).t(Dry ther.)36°.037°.038°.039°.040°.041°.042°.043°.044°.045°.046°.048°.0(Dry ther.)8918990290913191923219293432939454309495654195967552196978663197989774219899108753209910010986431100101119965320101102121097643110210312119865421103104131210876532104105141211986542110510614131110876432010610715141211986543110710816141311109765321081091615131210987543109110171514131110876531110t.36°.037°.038°.039°.040°.041°.042°.043°.044°.045°.046°.048°.0t.
Table III.—Reduction of Barometer Reading to 32°.
Inches.Temperature°F24.024.525.025.526.026.527.027.528.028.529.029.530.030.531.030-.003-.003-.003-.003-.003-.003-.003-.003-.003-.004-.004-.004-.004-.004-.00431.005.005.005.005.006.006.006.006.006.006.006.006.006.007.00732.007.008.008.008.008.008.008.008.009.009.009.009.009.009.00933.010.010.010.010.010.010.011.011.011.011.012.012.012.012.01234.012.012.012.012.013.013.013.013.014.014.014.014.015.015.01535.014.014.014.015.015.015.016.016.016.016.017.017.017.018.01836.016.016.017.017.017.018.018.018.019.019.019.020.020.020.02137.018.019.019.019.020.020.021.021.021.022.022.022.023.023.02438.020.021.021.022.022.022.023.023.024.024.025.025.026.026.02639.023.023.024.024.024.025.025.026.026.027.027.028.028.029.02940.025.025.026.026.027.027.028.028.029.030.030.030.031.031.03241.027.027.028.029.029.030.030.031.031.032.033.033.034.034.03542.029.030.030.031.032.032.033.033.034.034.035.036.036.037.03843.031.032.033.033.034.035.035.036.036.037.038.038.039.040.04044.033.034.035.035.036.037.038.038.039.040.040.041.042.042.04345.036.037.037.038.039.039.040.041.042.042.043.044.045.045.04646.038.038.039.040.041.042.043.043.044.045.046.046.047.048.04947.040.041.042.042.043.044.045.046.047.048.048.049.050.051.05248.042.043.044.045.046.047.047.048.049.050.051.052.053.053.05449.044.045.046.047.048.049.050.051.052.052.054.054.055.056.05750.046.047.048.049.050.051.052.053.054.055.056.057.058.059.06051.049.050.051.052.053.054.055.056.057.058.059.060.061.062.06352.051.052.053.054.055.056.057.058.059.060.061.062.064.065.06653.053.054.055.056.057.058.060.061.062.063.064.065.066.067.06854.055.056.057.058.060.061.062.063.064.065.067.068.069.070.07155.057.058.060.061.062.063.064.065.066.068.069.070.071.073.07456.060.061.062.063.064.065.067.068.069.070.072.073.074.075.07757.062.063.064.065.067.068.069.070.072.073.075.076.077.078.08058.064.065.066.068.069.070.071.073.074.076.077.078.080.081.08259.066.068.069.070.072.073.074.075.077.078.080.081.083.084.08560.068.070.071.072.074.076.077.078.079.081.082.084.085.086.08861.070.072.073.074.076.077.079.080.082.083.085.086.088.089.09162.073.074.076.077.079.080.082.083.085.086.088.089.091.092.09463.075.076.078.079.081.082.084.085.087.088.090.091.093.095.09664.077.078.080.081.083.085.086.088.090.091.093.094.096.097.09965-.079-.080-.082-.084-.086-.087-.089-.090-.092-.093-.095-.097-.099-.100-.102
Table III.—Reduction of Barometer Reading to 32°.—Continued.
Inches.°F24.024.525.025.526.026.527.027.528.028.529.029.530.030.531.065-.079-.080-.082-.084-.086-.087-.089-.090-.092-.093-.095-.097-.099-.100-.10266.081.083.085.086.088.089.091.093.095.096.098.099.101.103.10567.083.085.087.088.090.092.094.095.097.099.101.102.104.106.10868.085.087.089.090.093.094.096.098.100.101.103.105.107.108.11069.088.089.091.093.095.097.099.100.102.104.106.107.110.111.11370.090.092.094.096.097.099.101.103.105.106.109.110.112.114.11671.092.094.096.098.100.101.103.105.107.109.111.113.115.116.11972.094.096.098.100.102.104.106.108.110.112.114.116.118.120.12273.096.098.100.102.104.106.108.110.112.114.116.118.120.122.12474.098.100.103.105.107.109.111.113.115.117.119.121.123.125.12775.101.102.105.106.109.111.113.115.117.119.122.124.126.128.13076.103.104.107.109.111.113.116.118.120.122.124.126.128.130.13377.105.107.109.111.114.116.118.120.122.124.127.129.131.133.13678.107.109.112.113.116.118.120.122.125.127.129.131.134.136.13879.109.111.114.116.118.120.123.125.127.129.132.134.137.139.14180.111.113.116.118.121.123.125.127.130.132.135.137.139.141.14481.114.116.118.120.123.125.128.130.132.134.137.139.142.144.14782.116.118.121.122.125.128.130.132.135.137.140.142.145.147.14983.118.120.123.125.128.130.133.135.138.140.142.145.147.149.15284.120.122.125.127.130.132.135.138.140.142.145.147.150.152.15585.122.124.127.129.132.134.137.139.143.145.148.150.153.155.15886.124.126.128.130.135.137.140.143.145.148.150.153.155.158.16187.126.129.132.134.137.139.142.144.148.150.153.155.158.161.16388.129.131.134.137.139.142.145.147.150.152.155.158.161.163.16689.131.133.136.139.142.144.147.150.153.155.158.161.164.166.16990.133.136.138.141.144.147.150.153.155.157.161.164.166.169.17291.135.138.141.143.146.149.152.155.158.160.163.166.169.172.17592.137.140.143.146.149.152.154.157.160.163.166.169.172.175.17793.139.142.145.148.151.154.157.160.163.166.168.171.174.177.18094.142.145.147.150.153.156.159.162.165.168.171.174.177.180.18395.144.147.150.153.156.159.162.165.168.171.174.177.180.183.18696.146.149.152.155.158.161.164.167.170.173.176.179.182.185.18897.148.151.154.157.160.164.167.170.173.176.179.182.185.188.19198.150.153.156.160.163.166.169.172.175.178.181.185.188.191.19499.152.155.159.162.165.168.171.175.178.181.184.187.190.194.197100-.154-.157-.161-.164-.167-.171-.174-.177-.180-.184-.187-.190-.193-.197-.200