270 MR. VERNON ON THE IRREGULAR OSCILLATIONS 



TABLE II. — Monthly Mean Daily Amount of Oscillation 

 of the Barometer at Manchester. 



Year 



January. 



February. 



March. 



April. 



May. 



June. 





Inches. 



Inches. 



Inches. 



Inches. 



Inches. 



Inches. 



1849 







0-174 



0-162 



0-152 



O-121 



1850 



0-243 



0-226 



0-144 



0-218 



0-126 



o-i66 



1851 



0-225 



0-163 



0-184 



... 



0-125 





1852 



o'354 



0-252 



0-129 



0-II7 



0*I2I 



0-135 



1853 



0-197 



0-203 



0-187 



0-166 



0-143 



0-096 



" 1854 



0*202 



0-208 



0-178 



0-163 



0*158 



0-112 



1855 



0-130 



0-169 



0-259 



0-164 



0-153 



o-i6i 



1856 



0-234 



o'i33 



0-106 



0-150 



0-177 



0-163 



1857 



0-274 



0-I44 



0-246 



0-174 



0-109 





1858 



O-I7I 



0-121 



0-199 



0-185 





0-093 



1859 



0-156 



0-212 



0-264 



0-178 



0-082 





i860 



0-295 



0-297 



0-226 



0-154 



0-I35 





Means 



0-226 



0-193 



0-191 



0*166 



0*131 



Mean No. of \ 















Oscillations 







14-6 



14-6 







for each 



14-9 



14-6 



14- 1 



14-2 



month. / 















Year 



July. 



August. 



September. 



October. 



November. 



December. 





Inches. 



Inches. 



Inches. 



Inches. 



Inches. 



Inches. 



1849 









0-167 



0-237 



0-212 



0-236 



1850 



o-ioi 







0-117 



0-211 



0-257 



0-163 



1851 



0-174 







0-137 



0-161 



0-164 



0-136 



1852 



o-ioo 







0-165 



0-189 



0-204 



0-277 



1853 



0-143 







0-146 





0*147 



0*170 



1854 



o-ioo 







0-113 



0-237 



0-269 



0*259 



1855 



0-I3I 







0-127 



0-191 



0-139 



0*194 



1856 



0-123 







0-176 



0-143 



0-152 



0*262 



1857 



0-138 









0-179 



0*163 



0-153 



1858 



0-133 







0-174 



0-186 



0-142 



0-186 



1859 



0-085 







0-176 



0-197 



0-172 



0-239 



i860 



0-103 







0-164 



0-192 



0*163 



0-198 



Means 



0-I2I 





O-151 



0-193 



0-182 



0-206 



Mean No. of \ 



Oscillations [ 



for each 1 



month. '' 



























i5'3 





i3'9 



i5"7 



13-2 



15*7 















