176 BULLETIN 1059, U. S. DEPARTMENT OF AGRICULTURE. 
Table 9. — Vapor pressure, inches; barometer 21.-^2 inches; depression of v;et 
bull) (T.—f), °F. 
Wet Bulb -16° to -8°. 
Wet bulb. 
0.0 
1.0 1 
2.0 
Wet bulb. 
0.0 
1.0 
2.0 
3.0 Proportional parts. 
Degrees. 
Inches . 
-16.0 
0. 0159 
0.0C83 
0.0007 
-12.0 
0.0199 
0.0123 
0.0046 
0.1 
0.0008 
-15.9 
.0160 
.0084 
.0008 
-11.9 
.0200 
.0124 
.0047 
.2 
.0015 
-15.8 
.0160 
.0084 
.0008 
-11.8 
.0201 
•0125 
.0048 
.3 
.0023 
-15.7 , 
.0161 
.0085 
.0009 
-11.7 
.0202 
.0126 
.0049 
.4 
.0031 
-15.6 
.0162 
.0086 i 
.0010 
-11.6 
.0203 
.0127 
.0050 
.5 
.0038 
— 15.5 
.0163 
.0087 
.0011 
-11.5 
.0204 
.0128 
.0051 
.6 
.0046 
-15.4 
.0164 
.0088 ! 
.0011 
-11.4 
.0206 
.0130 
.0053 
.7 
.0053 
-15.3 
.0165 
.00S9 
.0012 
-11.3 
.0207 
.0131 
.0054 
.8 
.0061 
-15.2 
.0166 
.0090 
.0013 
-11.2 
.0208 
.0132 
.0055 
.9 
.0059 
-15.1 
.0167 
.0168 
.0091 
.0092 
.0014 
.0015 
-11.1 
-11.0 
.0209 
.0210 
.0133 
.0134 
.0056 
.0057 

-15.0 
-14.9 
.0169 
.0093 ! 
.0016 
-10.9 
.0212 
.0136 
.0059 
-14.8 
.0170 
.0094 
.0017 i 
-10.8 
.0213 
.0137 
.0060 
-14.7 
.0171 
.0095 
.0018 I 
-10.7 
.0214 
. 0138 
.0061 
-14.6 
.0172 
.0096 
.0019 
-10.6 
.0215 
.0139 
.0062 
-14.5 
.0173 
.0097 
.0020 
-10.5 
.0216 
.0140 
.0084 
• 
-14.4 
.0174 
.0098 
.0021 
-10.4 
.0217 
.0141 
.0065 
-14.3 
.0175 
.0099 
.0022 
-10.3...... 
.0218 
.0142 
.0066 
-14.2 
.0176 
.0100 
.0023 
-10.2 
.0220 
.0143 
.0067 
-14.1 
.0177 
.0101 
.0024 
-10.1 
.0221 
.0144 
.0068 
-14.0 
.0178 
.0102 
.0025 
-10.0 
.0222 
.0145 
.0069 
-13.9 
.0179 
.0103 
.0026 
- 9.9 
.0223 
.0146 
.0070 
-13.8 
.0180 
.0104 
.0027 
- 9.8 
.0224 
.0147 
.0071 
-13.7 
. 0181 
.0105 
.0028 
- 9.7 
.0226 
.0149 
.0073 
-13.6 
.0182 
.0106 
.0029 
- 9.6 
.0227 
.0150 
. 0074 
-13.5 
.0183 
.0107 
.0030 
- 9.5 
.0228 
.0151 
.0075 
-13.4 
.0184 
.0108 | 
.0031 
- 9.4 
.0229 
.0152 
.0076 
-13.3 
.0185 
.0109 ! 
.0032 
, - 9.3 
.0230 
.0153 
.0077 
-13.2 
.0186 
.0110 
.0033 
: - 9.2 
.0232 
.0154 
.0079 
-13.1 
.0187 
.0111 
.0034 
- 9.1 
.0233 
.0155 
.0080 
-13.0 
.0188 
.0112 j 
.0035 
- 9.0 
.0234 
.0157 
.0081 
0.0004 
-12.9 
.0189 
.0113 
.0036 
- 8.9 
.C236 
.0159 
.00,83 
.00C6 
-12.8 
.0190 
.0114 
.0037 
- 8.8 
.0237 
.0160 
.0084 
.0007 
-12.7 
.0191 
.0115 
.0038 
- 8.7 
.0238 
.0161 
.0C85 
.0008 
-12.6 
.0192 
.0116 
.0039 
- 8.6 
. 0239 
.0162 
.0086 
.0009 
-12.5 
.0193 
.0117 
.0040 
- 8.5 
.0240 
.0163 
.0087 
.0010 
-12.4 
.0194 
.0118 ! 
.0041 
- 8.4 
.0242 
.0165 
.0089 
.0012 
-12.3 
.0195 
.0119 
.0042 
- 8.3 
.0243 
.0166 
.0090 
.0013 
-12.2 
.0196 
.0120 
.0043 
- 8.2 
.0244 
.0167 
.0091 
.0014 
-12.1 
.0197 
.0121 | 
.0044 
- 8.1 
.0246 
.0169 
.0093 
.0016 
-12.0 
.0199 
.0123 
I 
.0046 
- 8.0 
.0247 
.0170 
.0091 
.0017 
Wet Bulb —8° to —0°. 
Wet bulb. 
0.0 
1.0 
2.0 
3.0 
Wet bulb. 
0.0 
1.0 
2.0 
3.0 
4.0 
—8.0 
0.0247 
.0248 
.0249 
.0250 
. 0252 
.0254 
. 0255 
. 0256 
.0257 
.0258 
.0260 
.0262 
.0263 
.0264 
.0266 
.0268 
. 0269 
.0270 
.0272 
.0274 
.0275 
0.0170 
.0171 
.0172 
.0173 
.0175 
- .0177 
.0178 
.0179 
.0180 
.0181 
.0183 
.0185 
0186 
.0187 
.0189 
.0191 
.0192 
.0193 
.0195 
.0197 
.0198 
0.0094 
.0095 
.0096 
.0097 
.0099 
.0101 
.0102 
.0103 
.0104 
.0105 
.0107 
.0109 
.0110 
.0111 
.0113 
.0115 
.0116 
.0117 
.0119 
. 0121 
.0122 
0.C017 
.0018 
.0019 
.0020 
.0022 
.0024 
.0025 
.0026 
.0027 
.0028 
.0030 
. 0032 
.0033 
.0034 
.0036 
.0037 
.0038 
.0039 
. 0041 
.0043 
.0044 
-4.0 
0.0307 
.0309 
.0311 
.0313 
.0315 
.0316 
.0318 
.0320 
.ii322 
.0324 
. G325 
. 0327 
. C329 
.0330 
. 0332 
. 0334 
.0336 
.0338 
. 0340 
.0342 
. 0344 
0.0230 
.0232 
.0234 
.0236 
.0238 
.0239 
. 0241 
. 0243 
.0245 
. 0247 
.0248 
.0250 
. 0252 
. 0253 
.0255 
. 0257 
.0259 
.0261 
. 0263 
.0205 
. 0267 
0.0153 
.0155 
.0157 
.0159 
.0161 
.0162 
.0164 
.0166 
.0168 
. 0170 
.017' 
0173 
.0175 
.0176 
.0178 
.0180 
. 0182 
. 0184 
.0186 
.0188 
.0190 
0.0077 
.0079 
.0081 
.00S3 
.0084 
.0085 
.0087 
. 0089 
.C091 
.0093 
.0094 
.0096 
.0098 
.0099 
.0101 
.0103 
.0105 
.0107 
.0109 
.0111 
.0113 
0.0000 
-7.9 
-3.9 
.0002 
—7.8 . 
—3.8 
.0004 
-7.7 
-3.7 
-3.6 
.0006 
-7.6 
.0008 
-7.5 
-3.5 
.0009 
-7.4 
-3.4 
.0011 
-7.3 
-3.3 
.0013 
-7.2 
-3.2 
.0015 
-7.1 
-3.1 
.0017 
-7.0.. 
-3.0 
.0018 
-6.9 
-2.9 
. C020 
-6.8 
—2.8 
. 0022 
-6.7 
-2.7 
. 0,123 
— £.6 
-2.6 
0024 
-6.5 
-2.5 
. 0026 
—6.4 
-2.4 
.0028 
-6.3 .... 
-2.3 
. 0030 
—6. 2 
-2.2 
-2.1 
-2.0 
. 0032 
-6.1 
-6.0 
.0034 
.0036 
