CONTENTS OF VOLUME XVI. 
NUMBER XCI. 
Art. I.—Contributions to Meteorology; by Ex1as Loomis. 
Ninth Paper. With Pla ah tee) id 0 na beret ke 
Il.—Acoustic Repulsion; by V. D 22 
IIL.— Artificial Crystals: of Gold ar Gold “Amalgam ; by 
bo 
Ne) 
—On a new and’ remarkable Mineral Locality in Fairfield 
"Cou nty, Connecticut; with a description of several new 
spores occurring there ; by G. J. Brusn and E.S. Dana. 
irst Paper, - Seki we alee mete guna ae 33 
y, ees Dinitroparadibrombenzols and their Derivatives ; ‘by 
a+ 
STE 
ee of ‘Temperature upon ‘Atmospheric Electricity ; : 
y H. Got eet ee 
vita canon of recording ‘Articulate Vibrations by means 
of Photography ; by E. W. Brake, eet omeaNe 
VITII.—Suggestions for a Telephonic felis: ; by 0. N. Roop, 59 
SCIENTIFIC INTELLIGENCE. 
Chemistry -nd Physics. ieee oeieesp of Hughes, 60.—Boiling Point of i ge 
a ne various stren Substation pe Sulphur for Oxygen in the 
y Series, Dupr#, 63. heats war f Oxindol, BAEYER: ‘Aldahpdines a new 
Clase of varied DENBURG, sages nator and Properties of Invertin, BARTH, 
of Allantoin and Hippuric acid in the Urine of a Dog, 
eee Coloring —_ of the Shells of Birds’ Eggs, LizBeERMANN: Chemistry 
LOCKYER, 
i aR 
ae ea EE 
in Space, 66.—Studies in Spectrum Analysis, by J. N. 
oemac tas ce Levels in Pennsylvania, by J. P. LESLEY, 68.— 
Cretaceous and Tertiary of clash n, 8. C., Ss, 69.—Yucatan Coral Reefs 
and Cuba elevated coral rock: Richm hmond Pike wider Tr: ains, BENTON: Cleve 
Shale in Delaware County, Ohio, Ran Se + E. Hicks, 70. —Jurassic fossils in the 
Coast a of British Columbia, 71.—Thesaurus Devonico-Carboniferus, 72. 
Zoology.—Native nae and Ferns of the United States, by Tuomas 
; . acs 
4 he Bee ikon, by H. S. Elwes, 75. intacrd g zur Keimungsgeschichte der 
4 Schizeeaceen, H. BAUKE: —— und Blattflechenkrankheit der Citro- 
4 nenbaume, ioe F. von THUMEN. 6_—Bulletin of the United States Geological 
ani p ait Garvey of the Terie I 
y.—Observations of Comets made as the Sheffield Observatory of Yale 
A. —_ and W.B Bas ren ie 
ese Earth es, HatTo: =ront, © 0.—Amert- 
trograp . 
8, 82.—Microscopical Society of San Francisco: 
, 83.—The Telephone for Deaf Persons 
