CONTENTS 
Some factors ill the progress of scientific research. The 
Presidents address, 1909, Louis Kohlenberg , 1289 
Some personal recollections of Abraham Lincoln, 
John W. Hoyt, 1305 
List of officers and members, . . . . 1310 
Proceedings of the Academy, . . . . 1341 
• y fey - - - .v - : --y ' . § ; ; vy . _ l ... ,t - > ' ' 
■Report of the Secretary, . . . 1362 
Treasurer’s statement, . . . . .1363 
‘Reports of the Exchange' committee, . . . 1364 
The annual half-volume of the Transactions is issued by the 
Wisconsin Academy of Sciences, Arts, and Letters in six num¬ 
bers, under the editorial supervision of the Secretary. 
The price of this part is 35 cents. 
