Secretary's Report. 
589 
services as Librarian. This was done and Prof. Van Cleef de¬ 
clared elected. 
The report of the Committee on Nomination of Librarian 
was presented. F. G. Hubbard was nominated by committee 
and the secretary was instructed to cast the ballot of the 
Academy for him, which was done and Prof. Hubbard declared 
elected. 
A communication from the secretary of the Wisconsin Natural 
History Society was read inviting the Academy to hold its 
third summer meeting in Milwaukee. The invitation was ac¬ 
cepted and the time and arrangements for the meeting referred 
to the Council, with power to act. 
The following papers were then presented: 
14. On the vertical distribution of the pelagic Crustacea of 
Lake Mendota. E. A. Rirge. 
15. Care and maintenance of fresh water aquaria. W. S. Mil - 
i ler. 
16. The vegetation of the town of Prairie du Sac, Sauk 
county. H. F. Lueders. 
17. The flora of the Wisconsin Valley, preliminary report. 
L. S. Cheney. Read by title. 
18. Key to the species of lichens in Tuckeman’s Lichens of 
North America. Fred De Forest Heald. Read by title. 
19. Abrasive action of ice. G. E. Culver. 
20. The volcanic rocks of Marquette and Green Lake counties. 
Wrn. H. Hobbs. 
21. The relation of bedding to secondary structure of sedi¬ 
mentary rocks. C. R. Va7i Hise. 
22. The bowlder trains of the Waterloo quartzite area. Read 
by title. I. M. Buell. 
Adjourned. 
AETERNOON SESSION. 
The Academy re-assembled at 2 p. m. and was called to order 
by the president. 
Papers were read as follows: 
23. Political corruption and laws to cure it by publicity. 
Charles Noble Gregory. 
