260 APPENDIX I 



s. d. 

 Seismology. Registration of Earthquake Shocks, 



1842-43 ... ... 69 6 6 



Transit of Earthquake Waves, 1850, 1857-58 115 



Earthquake Movements, 1855, 1861 35 



Scottish Earthquakes, 1868-76 50 10 



Earthquakes in Japan, 1881-92 465 



Earth Tremors, 1894-95 125 



Seismological Investigations, 1896-1921 . . . 2,620 14 8 

 Solar Physics. Action of Gases on Solar Spectrum, 



1839 22 



Help in establishing Solar Observatory in 

 Australia, 1909 ... ... 50 



Photographic Pictures of the Sun, 1862 ... 150 

 Solar Radiation. Provision of two Actino- 

 meters for Observations on Solar Radiation 

 to be made by Agassiz in the Alps, 1841 ... 10 

 Tables of Sun-heat Co-efficients, 1879-80 ... 80 

 Ultra-violet Rays of Solar Spectrum, 1891 ... 50 



Sound under Water, 1867 24 4 



Spectra. Photographing Ultra-violet Spark 



Spectra, 1882-84 ... ... 33 4 



Spectral Rays, Transmutation of, 1864 45 



Sprengel Vacuum, Specific inductive Capacity of a 



good, 1879-80 ... ... 60 



Stars. British Association Catalogue (' to extend 

 the Royal Astronomical Society's Cata- 

 logue '), 1839-48 1,374 5 6 



Reduction of Lacaille's Stars, 1839-41 95 6 



Reduction of Stars in the Histoire Celeste, 



1839-42 658 8 



Revision of the Nomenclature of Stars, 

 1841-43 ... ... 22 8 



Temperature. Determinations of High Tem- 

 peratures, 1874 ... 30 



of Volcanic Craters, 1863 100 



Temperature, Subterranean. Indications of 

 Thermometers sunk to different depths in 

 different soils, 1837-41, 1844, 1857 156 9 1 



of Mines, 1857 780 



Underground, 1868-77 330 



