CONTENTS, Vv 
—_— —On the Temperature of the Surface of the Sun, Ericsson, 152.- 
Aurora of Feb. 4, Gasp: Edinburgh Astronomical Observations: Astrenicenical 
and Deisctcicn Observations made during the year 1869, SANDS. 
et seegeme pee a8 Intelligence —Height of Mt. Rainier and Mt. Bak : Gla- 
the s of the Pacific Coa rigs Se 156.—Academy of Natural Scns 
of Palade phi ia: coe orie della Societa dei Spe troseopisi Italiani, TACOHINI, 
157.—Monthly Record of Results of Opearvati ions in Mete Lhe: ogy, ete.:; Hayden’s 
Exploring and diarversinns Expedition ; nai of the Peabody Academy of 
Sciences, PACKARD, Jr.: Petroleum in San Domingo, MAR Feber 158.—American 
Associatio ek 159.— Obituary. n Willia am Sehkepenhs, 159.—Robert Swift: George 
R. Gray, 1 
MUMBER XXI. 
Arr. XXIIL—Researches in Actino-Chemistry. Mem 
First. On the Distribution of Heat in the Spectrum; . 
J ORI: WO TERA DRAPER Sn i aig wk es so 161 
XXIV.—On the Corundum region of North Carolina and 
Georgia, with descriptions of two gigantic i gees of 
that species; by Cuartes UpHam SHEparp, Sr.,. Bese Wt 
aoa Sig of ee of the works of J. Barrande ; ‘by 
XXVIE ——— on Dr. sia baa 8 i ad in Dr. Carl’s 
“Repertorium;” by ALFRED M, Maymr,._-...-..----- 198 
XXVIII. ie eee Description of Mow Tertiary Mam- 
mals; by O. C. Marsn,. ----- 202 
XXIX.—On certain aac between the mean motions of 
the Perihelia of Ju er, Saturn, Uranus and Neptune 
by Dlamini, IRE WOOD, 6) cas 4c e x- 2 e i gaednoe ” 995 
SCIENTIFIC INTELLIGENCE. 
os and Physics —On the ammoniacal platinum bases, CLEVE, so 
nds containing phosphorus vos gong SCHUTZENBERGE 7.—On 
ar specific _— of carbon, H. F. Weser, 228.— What Sst mien oiler 
Motion? James Oro, 229.—On ae peur of Yttria and Ceria from 
Zirconia and Tron, J. W. TAYLOR, 2 
stg fl and Natural History.—On pee and eto Rocks in the Teton 
ange, F. —On Cha 
R, 
ase Taiepetment of the irene of Natural History ry, 237 .—U. 8. Geological 
Survey of the Territories, F. Haypen: Damouritic garnetiferous 
schist of Salm-Chateau, L. D. z Kontyck and DAVREUX 
80) C 
° ALL an the 
an vern of ghee cee in herd E. Riv Sharks’ teeth 
of the Crag, supposed to have been bored by man, “T McK . HUGHES: 
‘he G y a i i 
