Secretary’s Report. 
559 
W. H. Robbs , C. K. Leith and W. W. Pretts. Discussed by 
E. R. Buckley and C. R. Van Hise. 
9. Glacial phenomena of the Baraboo district. Rollin D. Sal¬ 
isbury. Discussed by C. R. Van Hise. 
The next paper on the program was postponed on account of 
the absence of the author. 
11. Experiments with road-building materials of Southern 
Wisconsin. Ellsworth Huntington. 
12. Relations of faults, complex fractures, fissility and cleav¬ 
age to lengthening and shortening of the crust of the earth. 
G. R. Van Hise. Discussed by W. H. Hobbs, A. S. Mitchell 
and R. D. Salisbury. 
5. The addition products of nitrosyl chloride, nitrosyl nitrite, 
and nitrosyl nitrate to unsaturated hydrocarbons. Edward 
Kremers. 
After announcements by the President the Academy adjourned 
until 2 o’clock. 
AFTERNOON SESSION. 
The Academy was called to order at 2:15 o’clock by the Secre¬ 
tary. 
The following papers of the program were presented: 
13. Transcendental space. Charles H. Chandler. Discussed 
by C. S. Slichter and C. R. Van Hise. 
The next paper was passed over on account of the absence 
of the author due to illness. 
15. Photographs of three dimensional curves. C. S. Slichter. 
Discussed by W. H. Hobbs and C. R. Van Hise. 
16. Some problems in the theoretical investigation of the 
motion of ground waters. Charles S. Slichter. Discussed by 
W. H. Hobbs and C. R. Van Hise. 
17. On the flow of viscous liquids. P. E. Doudna. Read by 
title only. 
18. Habits and instincts. George W. Peckham. Discussed by 
Harriet B. Merrill, L. S. Cheney and others. 
The following two papers were read by the Secretary: 
19. On the limnetic Crustacea of Green Lake. C. Dwight 
Marsh. 
