INDEX. 



179 



Gallon, British and wine xxxviii 



Gauss's formulas for spherical triangles xxi 



Geocentric latitude xliv 



Geodesy xliii-lxvi 



references to works on Ixvi 



Geodetic azimuth Ivii 



Geodetic differences of latitude, longitude, 



and azimuth Iviii 



Geodetic line Ivii 



Geodetical constants 171 



Geographical latitude xliv 



Geographical positions, computation of.lviii-lxi 



Geoid, definition of xliii 



Geometric means, progression xiii 



Glass, linear expansion of 170, 172 



Gold, linear expansion of 170 



Gravity, acceleration of, formula for 171 



table of values of 1 69 



Gunter's chain, length of xxxviii 



Harkness, Prof. Wm., memoir cited 



Ixv, 169, 171, 172 



Heat, dimensions of 175 



latent, of liquefaction of ice 172 



of vaporization of water 172 



mechanical equivalent of 172 



Hectare xli 



Heights, average, of continents Ixv 



determination of, by barometer 160 



trigonometrically Ixi 



Helmert, Dr. F. R., treatise on geodesy 



cited Ixvi 



treatise on theory of errors cited . . . .xcviii 

 Horizon, dip of sea Ixiii 



Imperial pound and yard xxxiv 



Integrals, definite xxvi 



indefinite xxxiii 



Interconversion, of English and Metric 



units 2,3, 173, 174 



of sidereal and solar time Ixxiii 



tables for 164, 165 



Iron, linear expansion of 170 



Joule, value of 174 



Kilogramme, Prototype xxxiv 



equations of xl 



relation to pound xxxvi, xli 



Kinetic energy, dimensions of 175 



of rotation of earth Ixvi 



Klafter, Wiener, in terms of foot and 

 metre 168 



Latitude, astronomical, geocentric, and re- 

 duced xliv 



determination of Ixxvii 



Latitudes and departures, table of 32-47 



mode of use of table explained c 



Lead, linear expansion of 170 



Least squares, method of Ixxxvi 



references to works on xcviii 



Legendre's theorem for solution of sphe- 

 roidal triangles Ivii 



Length, of arc of meridian xlvi 



of arc of parallel xlix 



of equator of earth 171 



of meridian circumference of earth 171 



of perimeter of ellipse xxix 



of Prototype Metres Nos. 21 and 27 xl 



of seconds pendulum, formula for 171 



table of values of 169 



Leveling, trigonometric Ixi 



Line (French), value of 168 



Lines, lengths of xxviii 



on a spheroid Ivi 



Linear measures, British xxxvii 



Metric xli 



tables for interconversion of. .2, 3, 173, 174 



Litre xli 



Logarithms, anti-, 4-place table of 26, 27 



explanation of use of xcix 



4-place table of common 24, 25 



of natural numbers, table of 4-22 



relations of different xv 



series for xiv 



Maclaurin's series xxii 



example of xxiii 



Magnetic quantities, dimensions of 175 



Maps, co-ordinates for projection of (see 



Co-ordinates for projection of maps) liii 



projection of cii 



Mass, of earth Ixv 



of earth's atmosphere Ixvi 



of Prototype Kilogrammes Nos. 4 and 



20 xl 



Mayer's formula for transit instrument . . . .Ixxv 



Mean, arithmetic and geometric xiii 



Mean distance of earth from sun 172 



Mean error, definition of Ixxxiv 



computation of xcv 



Mean time Ixxii 



table for conversion to sidereal time 164 



Measures xxxiv 



of capacity, British xxxviii 



Metric xli 



of length, British xxxvij 



Continental 168 



Metric xli 



