1891. | NEW YORK ACADEMY OF SCIENCES. 57 
NOMINATIONS OF OFFICERS FOR 1891-’92. 
President, JOHN S. NEWBERRY. 
First Vice-President, OLIVER P. HUBBARD. 
Second Vice-President, J. A. ALLEN. 
Corresponding Secretary, 'THomas L. Casey. 
Recording Secretary, H. CARRINGTON BOLTON. 
Treasurer, HENRY DUDLEY. 
Librarian, JOHN I. NORTHROP. 
Councillors, N. L. Britron, CHarues F. Cox, A. A. JULIEN, 
D. S. Martin, J. K. Rees, J. J. STEVENSON. 
Curators, GEO. F. Kunz, JoHN I. Norrurop, N. Il. Brit- 
Ton, D. S. Martin, H. T. VULTE. 
Finance Committee, JOHN H. Hinton, H. G. MARQUAND, 
be OrTER, 
Dr. A. R. Lepoux exhibited specimens of petroleum oil oc- 
cluded in quartz crystals from Marshall County, Ala. 
The following paper was then read : 
NOTES ON THE SWEET GRASS HILLS OF MONTANA AND THE 
KOOTENAI MINES OF BRITISH COLUMBIA. 
BY ALBERT R. LEDOUX, M.S., PH.D. 
(Abstract. ) 
It would be no evidence of ignorance if, in speaking of the 
Great Northern Railway, I should be asked, ‘‘ Where is it ?” 
for so quietly has the consolidation of the lines which make up 
this great system been effected that there are even railroad men to- 
day who would be unable to name the principal towns along its 
route; and yet its earnings during the month of January just 
past were $793,638. It is the creation of Mr. James J. Hill, of 
St. Paul, who conceived the bold idea of building a new line 
from the great lakes to the Pacific Ocean on a theory never here- 
tofure attempted by any transcontinental line—that is, to build 
where the best grade was obtained, without consideration for 
local towns or local traffic, so that when completed it will form 
a link from ocean to ocean which will secure traffic because it 
