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From page 279... ... See Gravity and Vertical, deflection of ARISTOTLE, 123, 149 Astronomical latitude, 112, 193, 222, 246 Astronomical longitude, 112 Astronomical position, definition, 112, 221 Astronomical transit, 193, 225 Atlantic Ocean, tides in, 29, 30 Atmospheric refraction, 247, 209 AVERS, H G., 67, 212 Axis of figure, 248, 251, 270 Axis of instantaneous rotation, 248 Azimuth, 132, 194 Laplace, 130, 236 Observation of, 194, 236 Azimuth instrument, 194 BABBAGE, 206 BAIRD, A Read the entire page →
From page 280... ... methods for determining' 143 Figure of, 105, 202 Arab determination of, 125 Definition of, 113 Determination by gravity observ;~tions, 134, 153 Creels ideas about, 123 Medieval ideas about, 125 Flattening. See Ellipticity Movements, 118 Rigidity, 6, 72 75, 77, 10i, 270 272 Shape and size, 123 Size, history, 123 " Solid," tidal rise and fall 68 Sphericity, doctrine of. Read the entire page →
From page 281... ... R., 27, 28, 37, 38 Amp., J B., 241 gradient, gravity 172, 177, 180, 184, 186 O^VR~tion, dedniGon, 113 Absorption, 183 Cr~vit~tion~1 ConstuDt, constancy of , oo 100 Cr~vit~tion~, geld, 108, ~0 Travis Absolute value, 153 Anomalies, 110 Cb~r~cteH~ics, 143 Perdition, 113 Ceologic structure add, 187 ~ ~ hi, 1 Relation to iso~sy, 203 Size, 111 Apparatus, 1S4 Base stupor, 1~ Bats, determination of hours of earth try, 134 Acts, iso~tic reduction, 1 eEDihon, 113 Determination, 151, 137 Absolute, 152 Errors, 139 Flexure observations, 137, 160> 102 Precision of, 139 Restive, 133 Sea, 163, 1G4 Topography, erect of, 181 E3tvOs torsion balance, 107 Formula, 111, 134, 136 Topographic edects, 109 Pnit of measurement, 184 ~ at, 1~ Greek ideas Abut the azure of the wry, 123 CREEL, C., 36 CLEAN=, 17 CLIL#G ~E, 232 COLDER, 233 HAASE~A~ a, L ., 1 60 MAID, ~ ., 7g HulDtide levet 01 Ham, J., 117, 122 Read the entire page →
From page 282... ... or earth tides, ~ 5 International Astronomical Union, 225, 255, 277 International Geodetic and Geophysical Union, 225, 241, 255, 277 International Geodetic Association, 241, 250 International Latitude Service, 79, 249, 257, 261, 268, 269, 274 Invar, 160, 191, 194, 232 de l'Is~E, R., 48 Isostatic adjustment, definition, 113 Isostatic anomaly, 110 Isostatic compensation, 109, 128 Definition, 113 Depth, 103, 107 Minimum area, 103, 110, 116 Isostatic equilibrium, 103, 137, 203 Definition, 113 Isostatic level, 207 Isostatic reduction, 108, 111 FIGURE 0E TI-IE EARTH Isostasy, 103, 137, 203, 240 Airy's conception of, 106, 118, 120 Definition, 103, 116 Disturbance of, 206 Geological thought, influence on, 116 History, 105 Pratt's conception of, 105, 106, 110, 118 JADELRIN, 231 .JI3FERF~YS, H., 38, 39. Read the entire page →
From page 283... ... H., 114 Mo~ToR, D., 220 Moon, Figure of, 146 Origin, 96 Parallax, 143 Recession from earth, 85, 98 Tides, effect on, 6 MORSE, :E? ., 200 Motion, equation A, 21, 253 Mountain peals, elevation of, 220 Mountain ranges, cause of elevation, 117 Mountains, roots, 118 MUELER, Q., 150 NANSEN, :F., 114, 121, 122 Neap-tides, 7 NEwcoMs, S., 249, 251, 252, 263, 27Q ~ EWTON, I., 3, 36, 126, 143 NOMITSU, T., 63, 67 North Sea, tides in, 32 NUMEROV, B., 190 Mutation, Eulerian, 249 See also Eulerian period NYREN, 249 Oceans, ~ Enclosed, tidal motion in, 25 Mobility, effect on motion of pole, 251, 271, 272 Tidal friction in, 83 Zonal, tidal motion in, 28 OKAMOTO, M., 63, 67 OETAY, K., 186, 190 ORDNANCE SURVEY, 220 ORI~OFF, A., 74, 80 Orthometric correction, 215 ORTT, F Read the entire page →
From page 284... ... ~a~ Ve~icu1 FOI~CAR(, I1~ 3, 2S, 37 Annuu1 componeDt, 237, 262 14-montb (Cb~ndeH~D) component, 236, 203 Observed, 237 Tbeoretic~1 curve, 235 P~r Oceun, tidsJ motioD iD, 27 Folc, ~ ) Read the entire page →
From page 285... ... , 5, 6. 19, 23, 26, 36, 37, 42, 46, 47, 72, 253 266 280 THOR.\DE, H., 39 Tidal day, 51 Tidal friction, 81, 273 Tidal motion, equation of:, 21 Tidal records, Harmonic analysis, 41 Non-harmonic reduction 40 Tidal theory, 19 History, 3 Tide gauges, 13 Tide staff, 13 Tidc-producing forces, effect on latitude, 246 Effect on rotation, 88 Tides, Com~.~tation, 40 ~ , Dynamical theories, 19 Equilibrium theory 23 I;,quilibrium type, 68 Friction, effect of, 81, 273 General characteristics, 6 Harmonic analysis, 41 Harmonic prediction, 44 History, 3 Instruments for observatiol:l 13 Moon, effect of, 6 Non-harmonic prediction, 43 Prediction, 40 Shallow water, 46 Types of, 7 Time determination, 192 Observation, 925 TISSERAND, F., 253 Toise, definition, 126 " Of Peru," 127 Topography, definition of, 114 Torsion balance, Eotvos, Fundamental formula, 180 Theory, 167 Towers, signal, for triangulation. Read the entire page →
From page 286... ... H., 48 VAN DER STOW, J P., 37, 48 VERON NET, 148 Vertical, changes in direction of, 245 Definition, 112 Deflection of, 105, 110, 127, 129, 144, 2067 229, 240 Residual, 113 Viscosity, elastico, definition, 90 Of earth. Read the entire page →

From page 279...

... See Gravity and Vertical, deflection of ARISTOTLE, 123, 149 Astronomical latitude, 112, 193, 222, 246 Astronomical longitude, 112 Astronomical position, definition, 112, 221 Astronomical transit, 193, 225 Atlantic Ocean, tides in, 29, 30 Atmospheric refraction, 247, 209 AVERS, H G., 67, 212 Axis of figure, 248, 251, 270 Axis of instantaneous rotation, 248 Azimuth, 132, 194 Laplace, 130, 236 Observation of, 194, 236 Azimuth instrument, 194 BABBAGE, 206 BAIRD, A

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From page 280...

... methods for determining' 143 Figure of, 105, 202 Arab determination of, 125 Definition of, 113 Determination by gravity observ;~tions, 134, 153 Creels ideas about, 123 Medieval ideas about, 125 Flattening. See Ellipticity Movements, 118 Rigidity, 6, 72 75, 77, 10i, 270 272 Shape and size, 123 Size, history, 123 " Solid," tidal rise and fall 68 Sphericity, doctrine of.

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From page 281...

... R., 27, 28, 37, 38 Amp., J B., 241 gradient, gravity 172, 177, 180, 184, 186 O^VR~tion, dedniGon, 113 Absorption, 183 Cr~vit~tion~1 ConstuDt, constancy of , oo 100 Cr~vit~tion~, geld, 108, ~0 Travis Absolute value, 153 Anomalies, 110 Cb~r~cteH~ics, 143 Perdition, 113 Ceologic structure add, 187 ~ ~ hi, 1 Relation to iso~sy, 203 Size, 111 Apparatus, 1S4 Base stupor, 1~ Bats, determination of hours of earth try, 134 Acts, iso~tic reduction, 1 eEDihon, 113 Determination, 151, 137 Absolute, 152 Errors, 139 Flexure observations, 137, 160> 102 Precision of, 139 Restive, 133 Sea, 163, 1G4 Topography, erect of, 181 E3tvOs torsion balance, 107 Formula, 111, 134, 136 Topographic edects, 109 Pnit of measurement, 184 ~ at, 1~ Greek ideas Abut the azure of the wry, 123 CREEL, C., 36 CLEAN=, 17 CLIL#G ~E, 232 COLDER, 233 HAASE~A~ a, L ., 1 60 MAID, ~ ., 7g HulDtide levet 01 Ham, J., 117, 122

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From page 282...

... or earth tides, ~ 5 International Astronomical Union, 225, 255, 277 International Geodetic and Geophysical Union, 225, 241, 255, 277 International Geodetic Association, 241, 250 International Latitude Service, 79, 249, 257, 261, 268, 269, 274 Invar, 160, 191, 194, 232 de l'Is~E, R., 48 Isostatic adjustment, definition, 113 Isostatic anomaly, 110 Isostatic compensation, 109, 128 Definition, 113 Depth, 103, 107 Minimum area, 103, 110, 116 Isostatic equilibrium, 103, 137, 203 Definition, 113 Isostatic level, 207 Isostatic reduction, 108, 111 FIGURE 0E TI-IE EARTH Isostasy, 103, 137, 203, 240 Airy's conception of, 106, 118, 120 Definition, 103, 116 Disturbance of, 206 Geological thought, influence on, 116 History, 105 Pratt's conception of, 105, 106, 110, 118 JADELRIN, 231 .JI3FERF~YS, H., 38, 39.

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From page 283...

... H., 114 Mo~ToR, D., 220 Moon, Figure of, 146 Origin, 96 Parallax, 143 Recession from earth, 85, 98 Tides, effect on, 6 MORSE, :E? ., 200 Motion, equation A, 21, 253 Mountain peals, elevation of, 220 Mountain ranges, cause of elevation, 117 Mountains, roots, 118 MUELER, Q., 150 NANSEN, :F., 114, 121, 122 Neap-tides, 7 NEwcoMs, S., 249, 251, 252, 263, 27Q ~ EWTON, I., 3, 36, 126, 143 NOMITSU, T., 63, 67 North Sea, tides in, 32 NUMEROV, B., 190 Mutation, Eulerian, 249 See also Eulerian period NYREN, 249 Oceans, ~ Enclosed, tidal motion in, 25 Mobility, effect on motion of pole, 251, 271, 272 Tidal friction in, 83 Zonal, tidal motion in, 28 OKAMOTO, M., 63, 67 OETAY, K., 186, 190 ORDNANCE SURVEY, 220 ORI~OFF, A., 74, 80 Orthometric correction, 215 ORTT, F

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From page 284...

... ~a~ Ve~icu1 FOI~CAR(, I1~ 3, 2S, 37 Annuu1 componeDt, 237, 262 14-montb (Cb~ndeH~D) component, 236, 203 Observed, 237 Tbeoretic~1 curve, 235 P~r Oceun, tidsJ motioD iD, 27 Folc, ~ )

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From page 285...

... , 5, 6. 19, 23, 26, 36, 37, 42, 46, 47, 72, 253 266 280 THOR.\DE, H., 39 Tidal day, 51 Tidal friction, 81, 273 Tidal motion, equation of:, 21 Tidal records, Harmonic analysis, 41 Non-harmonic reduction 40 Tidal theory, 19 History, 3 Tide gauges, 13 Tide staff, 13 Tidc-producing forces, effect on latitude, 246 Effect on rotation, 88 Tides, Com~.~tation, 40 ~ , Dynamical theories, 19 Equilibrium theory 23 I;,quilibrium type, 68 Friction, effect of, 81, 273 General characteristics, 6 Harmonic analysis, 41 Harmonic prediction, 44 History, 3 Instruments for observatiol:l 13 Moon, effect of, 6 Non-harmonic prediction, 43 Prediction, 40 Shallow water, 46 Types of, 7 Time determination, 192 Observation, 925 TISSERAND, F., 253 Toise, definition, 126 " Of Peru," 127 Topography, definition of, 114 Torsion balance, Eotvos, Fundamental formula, 180 Theory, 167 Towers, signal, for triangulation.

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From page 286...

... H., 48 VAN DER STOW, J P., 37, 48 VERON NET, 148 Vertical, changes in direction of, 245 Definition, 112 Deflection of, 105, 110, 127, 129, 144, 2067 229, 240 Residual, 113 Viscosity, elastico, definition, 90 Of earth.

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Index Pages 279-286

Index
Pages 279-286