TABLE VIII.—First Part of Correction for Atmospheric Humidity. Height of the barometer at lower station in English inches. 27 26 25 24 23 22 21 20 19 18 Hour. Account of the Fractional Part of the Correction for one Hour. Table to facilitate the Calculation of the Reduction to Level, by showing at what Hours 0.001 is to be added on 24 When the fractional part of the correction for one hour is Add. Add. Add. Add. Add. Add. Add. Add. Add. Add. Add. Add. Add. Add. Add. Add. Add. Add. Add. Add. Add. Add. Add. Hour. No. 24 |