Observations made at the Magnetical and Meteorological Observatory at St. Helena, Volume 2Longman, Brown, Green and Longmans, 1860 |
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1.0 Overcast 16 Rain 22 Daily 22 Rain aggregate values Angular Value Annual Means August 31 Barometer at 32 BIFILAR MAGNET Cape cir.-strat cum.-strat Daily and Monthly Declinometer decreasing Westerly Declination denote decreasing Westerly disturbances increasing diurnal dull exhibits the aggregate Faht H. F. Change Helena 23 Hobarton Hourly Means hourly observations Hours of Mean Increasing Numbers denote increasing the force July June 30 larger disturbances Lunar Hours lunar-diurnal variation Magnetic moment MAGNETICAL OBSERVATIONS magnetometer maximum Mean Göttin Mean Göttingen Mean hourly value Mean monthly value Mean St minutes of arc mist and rain misty Monthly Means morning nearly calm Nearly overcast Numbers denote decreasing observatory overcast at night Point Barrow ratios S.E. by E Scale Division scale readings secular change Sept showery solar-diurnal variation stations strat TABLE TEMPERATURE Therm THERMOMETER Toronto total force VERTICAL FORCE MAGNET westerly deflections westerly disturbances