﻿192 



L. 



Lnurie iBlancl, South Orkneys, magnetic observations at, 182; tidal observations at, 13. 



M. 



McMurdo Sound, in relation to magnetic observations, 131. 



Magnetic observations (absolute values), 127, 131 ; azimuth mark, 130, 139; at Christchurch, 129, 136; comparison of results 



at Absolute Hut and Ice Station, 134; with those of Sabine, 156; declination results, 138, 150, and 154; 



diagrams, 137, 140; horizontal force results, 135; Ice Barrier sledge journey results, 141; inclination results, 135, 



144, 147; instruments described, 129, 133; local attraction, 131, 134; observation houses, 130; observatory site, 



129 ; western sledge journey, 143. 

 ,, pole, south, position of, 155. 

 Mauritius, term-day magnetic observations at, 173. 

 Milne, J. Introductory note on earthquake records, 40 ; register of records, 41 ; list of earthquakes not recorded by 



"Discovery," 87; conclusions — changes in vertical, 89; tremors and piJsations, 90; origins, 90; seasonal 



frequency, 90 ; forms of larger disturbed areas, 91 ; velocities, 92 ; " surviving phase," 92 ; quadrantal 



acceleration, 93; antipodean reappearances, 94; seismograms and value of j, 94. 

 MossMAN, R. C. "Scotia" magnetic observations, 177. 

 Mount Erebus, 130. 



P. 



Pendulum observations, 19; apparatus and reduction, 19; Melbourne and Christchurch observations, 20; method of 

 observation at Winter Quarters, 21 ; rates in Antarctic, 23 ; observational data, 26 ; discussion of results, 30 ; 

 values of g, 34-35 ; divergence of 1902 and 1903 results, 36. 

 ,, horizontal, described and figured, 39. 



Pola, term-day magnetic observations at, 167. 



'■'Scotia" magnetic observations, 177; absolute declination, January 1, 1904, 182; comparison with Pawlowsk, 182; 



declination, absolute observations, 180, 183 ; diurnal variation of, 181, 186 ; Fourier series, 182 ; horizontal force, 



absolute observations, 180, 185 ; inclination, 180, 184 ; nature of observations, 180. 

 Scott, Capt. Magnetic observations on Western Sledge journey, 133. 

 Seismograph, described and figured, 39-40. (See Earthquakes.) 



T. 



Term-days (magnetic), 159, 175. 



Tidal observations of the " Discovery," method of taking, 3 ; results of harmonic analyses, 7 ; value of constants, 8 ; singular 



inequality, 10 ; age of tide, 11 ; comparison with " Scotia " results, 12. 

 ,, observations of the "Scotia," 13; apparatus and analysis, 13; calculated and plotted curves, 14, 15; discussion of 



results, 16. 

 Tides, mistake in article in ' Admiralty Scientific Manual,' 16. 



Wilson, Dr. E. A., drawings of aurora, 100. 



HARBISON AND SONS, PRINTERS IN ORDINARY TO HIS MAJESTY, ST. MARTIN'S LANE. 



