PROCEEDINGS 
OF THE 
NINETEENTH ANNUAL SESSION 
OF THE 
IOWA ACADEMY OF SCIENCES. 
The nineteenth annual meeting of the Iowa Academy of 
Sciences was held in the chemistry lecture room of Iowa 
College at Grinnell, April 20 and 21, 1905. In the business 
session the following matters of general interest were acted 
upon: 
REPORT OF THE SECRETARY. 
To THE Members of the Iowa Academy of Sciences: 
At the last meeting of the Academy five names were added to the list of 
fellows. An equal number of fellows were transferred to the list of cor- 
responding members, on account of their removal from the state. Nine- 
teen associate members were elected at the last meeting, thirteen of whom 
have qualified. The present membership of the Academy consists of fifty- 
eight fellows, fifty associate members and fifty-one corresponding members; 
making a total of one hundred and fifty-nine. 
During the past year the Academy has suffered the loss, by death, of 
one of the corresponding members, Mrs. N. E. Hansen of Brookings, South 
Dakota. 
