RESEARCH METHODS IN STUDY OF EOREST ENVIRONMENT. 179 
Table 9. — Vapor pressure, inches; barometer 21. 42 inches; depression of wet 
bulb (T.—f), °F— Continued. 
Wet Bulb 8° to 12°— Continued. 
Wet 
bulb. 
0.0 
1.0 
2.0 
3.0 
4.0 
5.0 
6.0 
7.0 
.0091 
. 8.0 
10.1... 
.0634 
.0556 
.0479 
.0401 
.0324 
.0246 
.0169 
.0014 
10.2... 
.0638 
.0560 
.0483 
.0405 
.0328 
.0250 
.0173 
.0095 
.0018 
10.3... 
.0641 
.0563 
. 0486 
.0408 
.0331 
.0253 
.0176 
.0098 
.0021 
10.4... 
.0644 
.0566 
.0489 
.0411 
.0334 
.0256 
.0179 
.0101 
.0024 
10.5... 
.0648 
.0570 
.0493 
.0415 
.0338 
.0260 
. 01S3 
.0105 
.0027 
10.6... 
.0651 
.0573 
.0496 
.0418 
.0341 
.0263 
.0186 
.0108 
.0030 
10.7... 
.0654 
.0576 
.0499 
.0421 
.0344 
.0266 
.0189 
.0111 
.0034 
10.8... 
.0657 
.0579 
.0502 
.0424 
.0347 
. 0269 
.0192 
.0114 
.0038 
10.9... 
.0661 
.0583 
.0506 
.0428 
.0351 
.0273 
.0196 
.0118 
.0041 
11.0... 
.0665 
.0587 
.0510 
.0432 
.0355 
.0277 
.0200 
.0122 
.0045 
11.1... 
.0668 ' 
.0590 
.0513 
.0435 
.0358 
.0280 
.0203 
.0125 
.0048 
11.2... 
.0671 ! 
.0593 
.0516 
.0438 
.0361 
.02^3 
.0206 
.0128 
.0051 
11.3... 
.0674 
.0596 
.0519 
.0441 
.0364 
.0286 
.0210 
.0131 
.0054 
11.4... 
.0678 
.0600 
.0523 
.0445 
.0368 
.0290 
.0214 
.0135 
.0058 
11.5... 
.0682 
.0604 
.0527 
.0449 
.0372 
.0294 
.0217 
.0139 
.0062 
11.6... 
.0685 
.0607 
.0530 
.0453 
.0375 
.0297 
.0220 
. 0142 
.0065 
11.7... 
.0688 | 
.0610 
.0533 
.0456 
.0378 
.0300 
.0223 
.0145 
.0C68 
11.8... 
.0692 
.0614 
.0537 
.0460 
.0382 
.0304 
.0227 
.0149 
.0071 
11.9... 
.0696 
.0618 
.0541 
.0463 
.0386 
.0308 
.0230 
.0153 
.0074 
12.0... 
.0699 
.0621 
.0544 
.0466 
.0389 
.0311 
.0233 
.0156 
.0078 
9.0 
Proportional 
parts. 
Wet Bulb 12° to 16°. 
Wet 
bulb. 
0.0 
12.0. 
12.1. 
12.2. 
12.3. 
12.4. 
12.5. 
12.6. 
12.7. 
12.8. 
12.9. 
13.0. 
13.1. 
13.2. 
13.3. 
13.4. 
13.5. 
13.6. 
13.7. 
13.8. 
13.9. 
14.0. 
14.1. 
14.2. 
14.3. 
14.4. 
14.5. 
14.6. 
14.7. 
14.8. 
14.9. 
15.0. 
15.1. 
15.2. 
15.3 . 
15.4. 
15.5 . 
15.6. 
15.7. 
15.8. 
15.il. 
16.0. 
0. 0699 
.0702 
.0706 
.0710 
.0713 
.0716 
.0720 
.0724 
.0728 
.0732 
.0735 
.0738 
.0742 
.0746 
.0750 
.0754 
.0757 
.0761 
.0765 
.0768 
.0772 
.0776 
I .0780 
.0784 
,0787 
.0790 
.0794 
I .0798 
.0802 
. 0806 
. 0810 
.0814 
.0818 
.0822 
.0826 
. 0830 
. 0834 
. 0838 
.0842 
.0846 
. 0850 
1.0 
1 
2.0 
0. 0621 
0.0544 ! 
.0624 
.0547 1 
.062S 
.0551 
. 0632 
.0555 | 
.0635 
.0558 
.0638 
.0561 
.0642 
.0565 
.0646 
.0569 
.0650 
.0573 
.0654 
.0577 
. 0657 
.0580 ! 
. C660 
. 0583 
.C664 
.0587 
.0668 
.0591 
.C672 
.0595 
.0676 
.0599 : 
.0679 
.0602 
.0683 
.0606 
,0687 
.0610 
.0690 
.0613 
.0694 
.0617 
.0698 
.0621 ' 
.0702 
.0625 
.0706 
.0629 
.0709 
. 0632 
.0712 
.0635 
.0716 
. 0639 
.0720 
.0642 
. 0724 
..0646 
.0728 
.0650 
. 0732 
.0654 ; 
. 0736 
.0658 ' 
.0740 
.0662 
.0744 
. 0666 
. 074^ 
.0670 
. 07.52 
. 0674 
r0756 
.0678 
.0760 
. 0682 
.0764 
.06-6 
.0768 
.0690 
.0772 
.0694 ! 
3.0 
0. 0466 
.0469 
.0473 
.0477 
.0480 
.0483 
.0487 
.0491 
.0495 
.0499 
I .0502 
.0505 
.0509 
.0513 
.0517 
.0521 
.0524 
.0528 
. 0532 
.0535 
.0539 
.0543 
.0547 
.0551 
. 0554 
. 0557 
.0561 
.0565 
. 0569 
4.0 
0. 0389 
.0392 
.0395 
.0399 
.0402 
.0405 
.0409 
.0413 
.0417 
.0421 
.0424 
i .0427 
; .0431 
.0435 
.0439 
.0443 
.0446 
.0450 
5:0 
0. 0311 
1 .0314 
I .0318 
.0322 
.0325 
- .0328 
.0332 
.0336 
.0340 
| .0344 
.0347 
.0350 
.0354 
.0358 
. 0362 
.0366 
.0369 
.0372 
6.0 
. 0454 . 0376 
. 0457 . C379 
. 0461 . 0383 
. 0465 . 0387 
.0469 .0391 
0. 0233 
.0236 
.0240 
.0244 
.0247 
.0250 
.0254 
.0258 
.0262 
. 0266 
.0272 
.0276 
. 02*0 
.0284 
.0288 
.0291 
.0295 
.0299 
.0302 
.0306 
7.0 
0. 0156 
.0159 
.0163 
.0167 
.0170 
.0173 
.0176 
.0180 
.0184 
.0188 
.0191 
.0194 
.0198 
.0202 
.0206 
.0210 
.0213 
.0217 
.0221 
. 0224 
.0228 
.0473 
. 0476 
. 0395 
.0398 
. 0479 . 0401 
. 0483 . 0405 
. 0487 . 0409 
.0491 .0413 
8.0 
9.0 
,0310 I .0232 
.0314 .0236 
,0318 | .0240 
,0321 .0243 
,0324 ■ .0246 
, 0427 . 0250 
,0431 , .0254 
,0435 ! .0258 
0573 
.0495 
.0417 
. 0439 
.0262 
0577 
.0499 
.0421 
.0343 
.0266 
0581 
.0503 
. 0425 
.0347 
.0270 
0585 
.0507 
. 0429 
. 0351 
.0274 
0589 
.0511 
. 0433 
.0355 
.0278 
0593 
.0515 
.0437 
. 0359 
. 0282 
0597 
.0519 
.0441 
. 0363 
.02-5 
0601 
. 0523 
.0445 
. 0367 
.0289 
0605 
. 0527 
.0449 
. 0371 
. 0293 
0609 
.0531 
. 0453 
.0375 
.0297 
0613 
. 0535 
.0457 
.0379 
.0301 
0617 
.0539 
.0461 
. 03-3 
.0305 
0.0078 0. 
.0081 j . 
.C0?5 . 
.0089 j . 
.0092 | . 
.0095 | . 
.0099 I . 
. 0103 . 
.0107 
.0111 
.0114 
.0117 
.0120 
.0124 
.0128 
.0132 
. .0135 
! .0139 
.0143 
.0147 
. 0150 
.0154 
.0158 
. 0162 
. 0165 
.0168 
.0172 
.0176 
.0180 
.0184 
.0188 
.0192 
.0196 
.02(0 
.0204 
. 0208 
.0212 
. 0216 
. 0220 
. 0224 
. 0228 
0001 
0004 
0008 
0012 
0015 
0018 
0021 
0025 
0029 
0033 
0036 
0043 
,0047 
,0051 
0055 
0058 
0062 
,0066 
,0069 
,0073 
Proportional 
parts. 
Beg. 
0.1 
.2 
.3 
.4 
.5 
.6 
.7 
Ins. 
0. 0008 
.0015 
.0023 
.0031 
.0039 
.0047 
.0054 
.0062 
.0070 
,0077 
.0081 
,0083 ; 
.0086 i 
,0090 ' 
.0094 
,009s 
,0102 
,0106 
,0110 0.0034 
,0114 
,0118 
0122 
,0126 
,0130 
,0134 
.0138 
.0142 
. 0146 
. 0150 
0038 
0042 
0046 
0050 
0053 
0057 
0060 
0064 
,0068 
,0072 
