46° Miscellaneous Intelligence. 
tral Argentine railway, which has probe ney been piready opened 
to travel through its entire length of about 250 miles, although 
information to that effect has not yet Sake this eery. 
e two largest instruments will be a Repsold meridian-cirele 
equato 
nished by Merz of Munich, and a clock mat Tiede ot Berlin. 
Almanac re greatly aided the undertaking by gifts of books and 
by a manuscript copy of Gilliss’s catalogue of Standard Stars; a a“ 
from the astronomers of England, Germany and Russia importan 
assistance has been freely and pai ae in the vidi 
ssistant a 
M. Thome, Clarence L. Hathaway and William M. Davis, J 
ston. 
available proved inadequate for its construction according to the 
be Soren plan, which was in the form of a cross, with four square 
ms about its center, and turrets at its four recite e 
half of it will be first erected; and it is hoped that the remaining 
umber of a oc 
sional observation of the aurora appears in ee Reports until the 
t 1 preceding ye 
ssessing sufficient general interest to authorize their publication. 
ollowing are the dates upon which auroras were reported by 
at least one of the observers 0: the Smithsonian Institution for the 
year 1869, and for three months of the year 1870 
1869, Jan. eh 6, 7, 10, 13, 17, 18, 19, 20, a, a3, 30, Total 13 days 
Feb. 2, 3, 4, 5, 6, 8 9, 10, 11, 15, 1%, 5 ee 
34,5, 8, 9, 10,11, 12,13, "41 @ 1% 19 S035 16 * 
a eo 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, Vi 19, . 
22, 23, 28, 29, 80, 23 
Tos 
