PSYCHROMETRICAL TABLES. 



107 



Temperature. Fahreuheit. — Force of Vapor in English Inches. — Relative Humidity in Hundredths. 



Wet- 

 Bulb 

 Thermo- 

 meter 

 t' 

 Falireu- 

 heit. 



t — t', or Difference of Wet and Dry Bulb Thermometers. 



68 

 69 

 70 

 71 

 72 



73 



74 



75 

 76 



77 



7& 

 79 

 80 

 81 

 82 



83 



84 

 85 

 86 

 87 



89 

 90 

 91 

 92 



93 

 94 

 95 

 96 

 97 

 98 



99 

 !00 

 Jul 

 102 

 103 

 104 



Mean 

 Vertical 

 Difference' 

 of Force 

 of Vapor 

 for each 

 0°.l. 



0.00-24 

 .0024 

 .0025 

 .0026 



.0027 



.0028 

 .0023 

 .0029 

 .0030 



.0031 



.0032 

 .0033 

 .0034 

 .0035 



.0036 



.0037 

 .0038 

 .0033 

 .0040 



.0041 



.0042 

 .0044 

 .0045 

 .0046 



.0048 



.0049 

 .0050 

 .005 I 

 .0053 

 .0054 



.0056 



.0057 

 .0059 

 .0060 

 .0062 

 .0063 



24°.0 



Force of 

 Vapor. 



Eug. In. 

 0.363 

 0.3S6 

 0.410 

 0.435 

 0.461 



0.488 

 0.515 

 0.513 

 0.572 

 0.602 



0.633 

 0.665 

 0.697 

 0.731 

 0.766 



0.801 



0.S38 

 0.876 

 0.914 

 0.954 



0.995 

 1.037 

 1.0s 1 

 1.125 

 1.171 



1.218 

 1.267 

 1.316 

 1.367 

 1.420 

 1.473 



1.529 

 1.5S6 

 1.644 

 1.704 

 1.765 

 1.828 



Rela- 

 tive 

 Hu- 

 mid- 

 ity. 



24.2 

 24.9 

 25.7 

 26.4 

 27.2 



27.9 

 28.5 

 29.2 



29.8 



24°.5 



Force of 

 Vapor. 



Eng. In, 

 0.356 

 0.379 

 0.403 

 0.42S 

 0.454 



0.481 

 0..508 

 0.537 

 0.566 



30.5 0.595 



31.1 

 31.7 

 32.3 



32.8 

 33.4 



33.9 

 34.5 

 35.0 

 35.5 

 36.0 



0.626 

 0.638 

 0.691 

 0.724 

 0.759 



0.795 

 0.831 

 0.869 

 0.908 

 0.947 



36.4 0.988 

 36.9 1.030 



37.4 



37.8 

 38.2 



38.7 

 39.1 

 39.5 

 39.9 

 40.3 

 40.7 



41.1 

 41.4 

 41.8 

 42.2 

 42.5 

 42.8 



1.074 

 1.118 

 1.164 



1.211 

 1.260 

 1.309 

 1.360 

 1.413 

 1.467 



1.522 

 1 .579 

 1.637 

 1.697 

 1.758 

 1.821 



Rela- 

 tive 

 Hu- 

 mid- 

 ity. 



23.3 

 24.1 

 24.9 

 25.6 

 26.4 



27.1 

 27.7 

 28.4 

 29.1 

 29.7 



30.3 

 30.9 

 31.5 

 32.1 

 82.6 



25°.0 



Force of 

 Vapor. 



Eug. In. 

 0.349 

 0.373 

 0.397 

 0.422 

 0.448 



0.474 

 0.502 

 0.530 

 0.559 

 0.589 



0.619 

 0.651 

 0.684 

 0.717 

 0.752 



33.2 0.788 

 33.7 0.824 



34.2 

 34.7 

 35.2 



35.7 

 36.1 

 36.6 

 37.1 

 37.5 



37.9 

 38.3 

 38.7 

 39.1 

 39.5 

 39.9 



40.8 

 40.7 

 41.0 

 41.4 

 41.8 

 42.1 



0.862 

 0.901 

 0.940 



0.981 

 1.024 

 1.067 

 1.112 

 1.157 



1.205 

 1.253 

 1.302 

 1.353 

 1.406 

 1.460 



1.515 



1.572 



1.630 



1.690 



1.75 



l.Slt 



Rela- 

 tive 

 Hu- 

 mid- 

 ity. 



25°.5 



Force of 

 Vapor 



22.5 

 23.3 

 24.1 

 24.9 

 25.6 



26.3 

 27.0 

 27.6 

 28.3 



28.9 



29.5 

 30.1 

 30.7 

 31.3 

 31.8 



32.4 

 32.9 

 33.4 

 33.9 

 34.4 



Eng. In 

 0.342 

 0.366 

 0.390 

 0.415 

 0.441 



0.467 

 0.495 

 0.523 

 0.552 

 0.582 



0.613 

 0.644 

 0.677 

 0.711 

 0.745 



0.781 



0.818 

 0.855 

 0.894 

 0.934 



34.9 0.975 



35.4 1.017 



35.8 1.060 



36.3 1.105 



36.7 1.151 



37.1 

 37.5 

 37.9 

 38.3 



38.7 

 39.1 



39.5 

 39.9 

 40.3 

 40.7 

 41.0 

 41.4 



1.198 

 1.216 

 1296 

 1.346 

 1.399 

 1.453 



1.508 

 1.565 

 1.623 

 1.683 

 1.745 

 1.807 



Rela- 

 tive 

 Hu- 

 mid- 

 ity. 



21.8 

 22.6 

 23.3 

 24.1 

 24.8 



25.5 

 26.2 

 26.8 

 27.4 

 28.0 



28.7 

 29.3 

 29.9 

 30.5 

 31.0 



31.6 

 32.1 

 32.7 

 33.2 



33.7 



34.2 

 34.7 

 35.1 



35.6 

 36.0 



36.5 

 36.9 

 37.3 

 37.7 

 38.1 

 38.5 



38.9 

 39.2 

 39.6 

 40.0 

 40.3 

 40.7 



26°.0 



Force of 

 Vapor. 



Eng. In 

 0.330 

 0.359 

 0.3S3 

 0.408 

 0.434 



0.461 

 0.488 

 0.516 

 0.515 

 0.575 



0.606 

 0.638 

 0.670 

 0.704 

 0.738 



0.774 

 0.811 



0.848 

 0.887 

 0.927 



0.968 

 1.010 

 1 .053 

 1.098 

 1.144 



1.191 

 1.239 

 1.289 

 1.340 

 1.392 

 1.446 



1.501 

 1.558 

 1.616 

 1.676 

 1.738 

 1.800 



26°.S 



Rela- 

 tive 

 Hu- iForce of 



mid- Vapor 



21.8 

 21.8 

 22.6 

 23.3 

 24.1 



Eng In, 

 0.329 

 0.352 

 0.377 

 0.402 

 0.427 



21.8 0.454 

 :ij.d 0.481 



26.1 

 26.8 

 27.4 



28.0 

 28.6 

 29.2 

 29.8 

 30.4 



30.9 

 31.5 

 32.0 

 32.5 

 33.0 



33.5 

 33.9 

 34.4 

 34.9 

 35.3 



35.7 

 36.2 

 36.6 

 37.0 

 37.4 

 37.8 



0.510 

 0.539 

 0.568 



0.599 

 0.631 

 0.663 

 0.697 

 0.732 



0.767 

 0.804 

 0.842 

 0.880 

 0.920 



0.961 

 1.003 

 1.046 

 1.091 

 1.137 



1.184 

 1.232 

 1.282 

 1.333 

 1.385 

 1.439 



38.2 1.494 



Rela- 

 tive 

 Hu- 

 mid- 

 ity. 



20.3 

 21.1 

 21.9 

 22.6 

 23.3 



24.0 

 24.7 

 25.4 

 26.1 

 26.7 



27.3 

 27.9 



28.5 

 29.1 

 29.7 



30.2 

 30.7 

 31.3 

 31.8 

 32.3 



32.8 

 33.2 

 33.7 

 34.2 

 34.6 



35.0 

 35.5 

 35.9 

 36.3 

 36.7 

 37.1 



37.5 

 37.9 

 38.2 

 38.6 

 38.9 

 39.3 



Mean Horizontal Difference of Foree Df Tapor for eaoh C.l = 0.0013. 



71 



