CONTENTS. xi 
NO. PAGE 
Quantity of Rain. 
Factors for converting Garden-Gauge Results into Observatory-Gauge 
Eesults, 231 cviii 
Mean Yearly Amount of Rain, 232 cviii 
Greatest and Least Monthly Falls, 233 cviii 
Annual Variation, 234 cix 
Amount of Rain with reference to the Moon's Age, 235 cix 
Detailed Tables of Magketical Results for 1845 and 1846 — 
Magnetic Declination for 1845, 2 
Horizontal Component of Magnetic Force for 1845, 11 
Vertical Component of Magnetic Force for 1845, 18 
Magnetic Dip for 1845, ■ 24 
Total Magnetic Force for 1845, , ... 26 
DaUy Ranges of the Three Elements for 1845, 28 
Magnetic Declination for 1846, 29 
Horizontal Component of Magnetic Force for 1846, 32 
Vertical Component of Magnetic Force for 1846, 35 
Magnetic Dip for 1846, 38 
Total Magnetic Force for 1846, 39 
Daily Ranges of the Three Elements for 1846, 04 
Detailed Tables of Meteorological Results for 1845 and 1846 — 
Dry Bulb Thermometer for 1845, 42 
"Wet Bulb Thermometer for 1845, 45 
Pressure of Aqueous Vapour for 1845, 47 
Relative Humidity for 1845, 49 
Atmospheric Pressure for 1845, 51 
Pressure and Direction of the Wind for 1845, 55 
Motions of different Currents of Air for 1845, 65 
Extent of Clouded Sky for 1845, 65 
Quantity of Rain for 1845, 67 
Dry Bulb Thermometer for 1846, , 68 
Wet Bulb Thermometer for 1846, 70 
Pressure of Aqueous Vapour for 1846, 71 
Relative Humidity for 1846, 72 
Atmospheric Pressure for 1846, 74 
Pressure and Direction of the Wind for 1846, 76 
Motions of different Currents of Air for 1846, 85 
Extent of Clouded Sky for 1846, .: 85 
Quantity of Rain for 1846-9, 86 
