206 Index 
Fundy, Bay of 45 
Future of world 177, 78 
Galaxies 161 
Geological time scale 75 
Geology 75 
Ghost suns 93 
Gilbert of Colchester 41 
Glacier ice 50 
Glaze 55 
Globigerina 29, 184 
Gould, Lt. Commander R. T. 20, 
70 
Gravity 147 
Green flash 88 
Gulf Stream 57, 59 
Hail 55 
Halos 94 
Hand lead 25 
Harmonic Analysis 45 
Heat budget 127 
Homer 62 
Hummocky ice 53 
Hurricane, waves in 8 
path of 182 
Hydrodynamics 7 
Hydrogen sulphide 36 
Hydrometer 34 
Ice Ages 76, 77, 147 
Iceberg 51, 54 
Iceberg debris 30 
Iceblink 98 
Ice, crystals 91 
rind 53 
thickness of 54 
Iceland 12 
Indestructibility of matter 8 
Interference 6 
Internal waves 19 
India 12 
Ions 108 
Irregularity of swells 6 
Iselin, Columbus O’D. 60 
Islands, effect ik swells 9 
ocean 67 
long unknown 
Java 12, 138 
Jeannette 50 
69 
Jeffreys, Harold 74 
Jupiter 150 
Kennelly-Heaviside layer 
Kepler, John 40 
Kittiwake 194 
Krakatao 18 
Kuroshio current 
Lagoon 67 
Lagrange 41 
Laplace 41, 141 
bhava 22 
57 
Law of storms 131 
Laws of motion 187 
Lecky, Captain 54 
Leverrier 142, 154 
Lightning 120 ff. 
Line squall 130 
Lisbon tidal wave 
Lowell, Percival 
12 
150, 154 
Lowitz, arcs of 94 
Luminous fish 175 
Lunar theory 141 
Maelstrom 62 
Man-of-war_ birds 
Marcellus 38 
Mars 149 
Maurstad 50 
Mediterranean 12 
Mercury 142 | 
Mesozoic era 76 
187 
Messina straits 62 
Meteor showers 108 
Meteor 6 
Meteorological optics 82 
Meteors - 30, 106 
Milky Way 161 
102 
Le ee 
