INDEX TO VOLUMES I-X, 
171 
Page. 
Storm centres, Retardation of...v 108 
Storms and auroras. i 41 
Law of. i 106 
Thunder... ii 189 
Storr, Dr. G. C. C., cited on the classification 
of mammals. ii (3) 
Strata exposed in shaft of water-works ex¬ 
tension. vii 69 
Struve, Otto, cited on determination of 
planet’s mass from observations on 
satellites. .....vi 132 
satellites of Uro.nus. i (35) 
Saturn’s rings.vi 42 
Stryker artesian well.i 103 
Substance.vi 14, vii 41 
Sugar beet culture and climate.iii 142 
from sorghum.iii 140 
Sumner, W. G., cited on bi-metallism.iii 84 
Sumner’s method in navigation.ii 105 
Sun, Heat of.i 31 
viewed by light of any desired wave 
length. X 13 
Sun-glows.vii 17, 35 
Sun’s apparent diameter...i (3) 
corona.i 31. iii 116,121 
Surplus, Proposal to distribute the.vi 103 
Sweeping mechanism...iii 142 
Swift, Dean, cited on the scientific crank, 
viii xl 
Swift’s comet, Orbit of.iv 59 
Swordfish and its allies. iv 162 
Sylvester, J. J., communication on the 
theory of invariants. Title only .ii 95 
Trisection linkage of..x 99 
Symbols, Archeologic...ii 72 
Symons, Prof. G. J., Bibliographic work of, 
X 21, 23 
Symposium on the cause of the glacial cli¬ 
mate. ii 43, 45 
the silver question. iii 78,107 
What is a glacier ?. vii 37 
the Charleston earthquake. ix 37, 38 
What is topography ?. x 14 
a problem in probabilities. x 87, 89 
Systems of mineralogy.. i 77 
Taconie system of Emmons.x 5 
Tainter, S., Photophonie experiments by. 
iv 145,150 
Tait, Prof. P. G., cited on force..v 128,152, vii 29 
Talbot, H. F., cited on the history of Mal- 
fatti’s problem. ii 114 
Talcott’s method. x 91 
Target-shooting and the theory of errors..vi 138 
Taxonomic terms of Storr. ii (7) 
Taylor, F. W., Analysis by. vii 32 
Page. 
Taylor, W. B., communication on the nature 
and origin of force. Abstract and ref¬ 
erence ..i 27 
the aurora. Abstract .i 43 
our present knowledge of the planet 
Jupiter. Title only .i 62 
waves, molecules, and atoms. Abstract, 
i 6& 
a calendar proposed by a Persian astron¬ 
omer in 1079. Abstract .ii 38 
the causes of the glacial climate. Ab¬ 
stract .......ii 43, 46 
acoustic refraction. Abstract .ii 57 
the temperature of space. Abstract .ii 73 
Joseph Henry. A sketch of his scientific 
work. In full .ii 203, 230 
a panoramic photograph. Abstract .v 21 
the total lunar eclipse of June 11,1881. 
Abstract .v 90' 
a remarkable halo. Abstract .v 1-12 
physics and occult qualities. Presiden¬ 
tial address. In full .V 125,126- 
the rings of Saturn. Abstract .vi 41 
a case of discontinuity in elliptic orbits. 
Abstract . vii 122 
geological and physical theories. Ab¬ 
stract .viii 6 
the crumpling of the earth’s crust. Ab¬ 
stract and reference .viii 18 
slight modification of the Newtonian 
formula of gravitation. Abstract. ..-viii 30 
Professor Baird as an administrator. Li 
full .X 49 
remarks on calendar reform.—... ii 30 
interior of the earth.ii 76, 77 
radiometer. ii 80 
planetary motions.ii 188,180 
amplitude of light waves.iii 120,125 
death of J. H. Lane.iii 124 
taboo.iii 138 
Henry’s acoustic researches.iv 140 
radiophony.iv 162 
anomalies of sound.v 37 
binary arithmetic.vi 4 
sling thermometer. vi 47 
satellites’ orbits.vi 133 
infinitesimals.vi 135 
sun glows. vii 35 
topophone.viii 13 
resolutions on the death of G.C. Schaeffer, 
i 90 
Telephone, Exhibition of.ii 67,103 
Comments on.ii 111 
Telephonic study of binaural audition.iii 69 
Telephote.ii 192 
Telescope for Naval Observatory.i 62, 63 
