CONTENTS. 
Arr. I.—Contributions to Meteorology; by Exras Loomis. 
ew tne LAN Dl ae a, ae gen ee ig 
I.—Light of Comparison ‘Stars for Vesta; by E. C. Picker- 
iL Mineralogical Notes from the Laboratory of the U. S. 
eol. Survey; by F. W. Crarxke and T. M. Cuararp,_- 
+ 
TV.—Occurrence of Alkalies in Beryl; by 8. PENFIELD,- 
F, 
We —The Niagara River and the Glacial Period ; by G. 
= VI. Discovery « of Primordial Fossils in Columbia County, 
oe ee ee FORD, ee 
—So 
NIL me ae sndesoabed forms of Fresh-water — 
A. C. Sto ; 
Z Infusoria; by ORR epic) so ee ee rat 
VIIL—The Causes of V ariation; by R. Hircucocx, ie any ee 
IX. —Crnstacea of the Albatross Dredgings in 1883; by 
Ss. MITH, 
Galt to Poach Wack: Vone © oie ce 
X. — Crystallized Gold in Prismatic Forms; by W. P. Buake, . 
XI. Boi pint of Shell- and are Mollasks — oo 
Physics and Chem 
"Atmospheric Electr icity, TO Bart 
Gil gress of 1884, 71 Manual of Gheesistey. y Phsive 
a Geology and Naturai History.— —Origin of Crystalli 
9 Alaska g  comearnig 
ee _ New Sees S 
: Canadian roe 
