168 
Page. 
Russell, I. C., communication on—Cont’d. 
the subaerial decay of rocks and the 
origin of the red clay of certain forma- 
GIONS. Title O71 ..e...cceccococrreeserenereees ix 16 
Russell, Thomas, communication on tem- 
peratures at which differences be- 
tween mercurial and air thermometers 
are greatest. In full. 1 figure..........1K 25 
normal barometers. Title only.......4K 46 
RUMSSIAN MOELCOTOLOLY....:000cseseecnnseesasesescodneoees i 75 
Rutherford, cited on computation of 7........ i 58 
Sabine, Gen., cited on Plover Bay............. iv 125 
St. George Island, Seals ON.....scceeeeeereeee ros tte 
St. Louis directrix, Altitude of...... saciid Ferre: bee" 
St. Paul Island, Seals on........ aavercenaevancenees bas i OL 
SPLINOMOLOT ics ctesecrcceacstcerectussevees lavease gecesstageh SD 
Sand sculpture........00-+ Seepine aapapseuusesenaenree OND! 
Sanderson, Dr. Burden, cited on bacteria.ii 109 
Sands, B. F., Death of............00+ Gschaabresecrs wi 41 
Sandwich Islands, Geology Of...........c+.00++ vi 13 
Satellites, Computations concerning........ vii 93 
Of MArs....cesecseeee seseseedl 181, 186, 188, 190, Wi 45 
Saturn.........63. Sepibeneec alapeuinscaree cevenaeses iii 26, 40 
ROMATVH AS ccaneagucng=canaacmspene mepancienenas oven teeseeed i (30) 
Saturday-Night Club......... epee cess eunussebe sox” 45 
Saturn and its rings, Revolution of....... se-eedd 188 
Bright spot on......... Atco Aes deeee oh se Ad 102 
IWS Ol aaccsecsccsteecessasuveany ii 94, 102,188, wi 41 
Satellites of.......... Se ek eae Lo ...Aid 26, 40 
DO RUOWOlsspsscnessenescuescens aseessauhcnevsuseeancesee ii 102 
Saville, J. H., communication on the new 
Japanese coinage. Title only.........++ i 51 
Sawyer, C. J., communication on the Signal , 
Service bibliography of meteorology 
and terrestrial magnetism. Read by 
C. Abbe. In full.....--cse0ve Mitubed laveceestecre x 23 
Schaeffer, G. C., Resolutions on the death 
OL ve sadeadede céiece cxcoposscadecssesasctaceeszacascctteaas i 90 
Schellbach, Prof. K. H., cited on Malfatti's 
problem........ ciaissuucs eavansneeeeeunenediae Meese: ii 118 
BCHOGISIOL SADAM cosccesstanvaccosv ves olecusyeersnacane ii 69 
Schott, C. A., communication on a new eye- 
piece for observing personal equations. 
TitlesONU -coieresnast-assscevencss srAcnerctis nto: ii 200 
the secular change in the magnetic de- 
clination in the United States and at 
some foreign stations. Abstract...... iii 45 
remarks on calendars.........+. Gisesustizacea patie ii 38 
rigidity of the earth....... Stren areccrne ret Peis 
Sciences, Philosophic order Of...........ssss000 v 105 
ETGBONU STAC Ol vaceceres cesses asnececusesestece> “sore ii 16 
Progress Of.....csscescoss Savtege ddsuve qiatensuoas deters ii 56 
Scientific administrators........ aebahceaatetivy ~Ax xliii 
OXPCTIMENtAtiON.....cccrrccrseresrreseres fi 163, wil li 
PHILOSOPHICAL SOCIETY OF WASHINGTON. 
- 
Page. 
Scientific men and their duties............4x xxxv 
Distribution Of.....ccgie sess .c.-ce20s0ssasseepeeneee nn 
method.......... sevcccosocee A LOG, Wk XE EI RE 
and social Progress.........sccseeee soassscaesW "AO 
societies i vi, viil xxxiii 
of Washington, and Professor Baird.....m 45 
of Washington, Proposed federation of, 
v 102 
of Washington, Statistics of..... 0... x 29 
work by state aid.......... doudesycaducoaeeamaaieme vili xli 
Scrope, G. P., cited on columnar atra peal 
vili 24 
Sea level influenced by winds and haro- 
MEtTiC PFESSUTEC..-..000-000e e000 vabboaeneseaeee i 53 
Seals)Fur-Dearing.,cssssecccsverssenecersrd eosnevienaea Tees bf 
Secchi, Angelo, cited on elasticity.......... ... v 1380 
Saturn’s/ Tings. cxsuscsecetacstensoestee nvens eueiae vi 43 
Seconds-pendulum formula 
Secretaries’ report...wi 111, wii ie “viii xxvii, 
ix xxix, x xxx 
Secular change in magnetic declination...i#i 45 
perturbations of Polyhymnia by Jupiter, 
wiii 54 
Seebach’s method of determining earth- 
QUA C LOCI .i0.5 s00esceps <evctssoncssses-asaneeeeneecan 
Seitz, E. B., cited on Malfatti’s problem.....ii 118 
Seismology, List of papers on: 
on the earthquake phenomena recently 
experienced in North Carolina. T. L. 
Clingman. Abstract and reference......4 104 
earth tremors as shown by astronomical 
observations. H.M.Paul. Abstract.iid 125 
earth vibrations at Niagara Falls. J. M. 
Toner. ADSErACl...ccoseascaccccocesesssorassm iy OO 
seismographic record obtained in Japan. 
E. Smith. Title onley....0e.ece-ssccoceoese vi 87 
Was the earthquake of September 19th 
[1884] felt in the District of Columbia? 
T. Robinson. ADSéract........s.000 ssosee vii 73 
the Flood Rock explosion. F.W. Clarke, 
Cc. F. Marvin, and H. M. Paul. Ab- 
SEPACE..000 cnuvewonteseaenba pbeneelaonesegen oe Wili 28 
the Charleston eduihadaen Symposium. 
Abstract. Mapics....ssccsers Brerenccaacce ix 37, 38 _ 
a recent visit to the scene of the Charles- 
ton earthquake and resulting conclu- 
sions. C. E. Dutton. Title only.......% 16 
on the depth of earthquake foci. C. E. 
Dutton. Title only......00-.eccesescecees savers > pas ly 
the speed of propagation of the Charleston 
earthquake. C.E. Dutton and S. New- 
COMD. BefErenCe.......5s00-coscesesnceorvasuses ie |) 2 
Series for determining the ratio of cireum- 
, ference to diameter......... Porc i 657 
Serpent VeNOM...........cceeseeeeee! hips once casenbens wi 38 
Sewage in SOils........++ aisyaeuced adv epaga aseaghavensse Sate 
