178 Table 46 (continued) 



REDUCTION OF THE MERCURY COLUMN TO STANDARD TEMPERATURE 



Metric units 



Millimeter or millibar barometers and manometers 



For temperatures jjJjJJJ 0°C, the correction is to be addeT^ (see p " 137) 



(Correction in same units as height of mercury column.) 



SMITHSONIAN METEOROLOGICAL TABLES 



