746 
REPORT OF THE AUTUMN MEETING 
The first of these amendments was rejected and the second one was adopted. 
A new amendment to the Constitution was offered providing that article 
III, section I, in regard to the meetings of the Academy be amended so as to 
read as follows: 
Article III, section 1. The Academy shall hold one stated meeting in each year, called 
the annual meeting, in the city of Washington and another, called the autumn meeting, 
both to be held at such place and time as the Council shall determine, provided that the 
annual meeting shall be held in April. 
This proposed amendment was referred to the Council. 
Mr. C. R. Van Hise presented the report of the Committee on the Panama 
Canal Shdes. It was voted that the printing of the final report be referred 
to the Council with power. 
It was voted that the Home Secretary be directed to send copies of the 
minutes of each Business Session of the Academy to all members of the Acad- 
emy for approval and correction. 
It was voted that papers by non-members appearing in the Proceedings 
be announced as 'communicated by' some member. 
It was voted on recommendation of the Committee on the J. Lawrence 
Smith Fund that a grant of $500 be made from that fund to Mr. George 
Perkins Merrill to further aid his studies of rare meteorites. 
It was voted on recommendation of the Committee on the Marsh Fund 
that a grant of $400 be made from that fund to Mr. John M. Clark for a 
study of mutualism, symbiosis, and dependent life among animals of geologic 
time. 
SCIENTIFIC SESSIONS 
Two public lectures were given on November 13, by President W. H. Welch 
on The Formation of the National Research Council at the Request of the 
President of the United States; and by S. W. Stratton, Director of the National 
Bureau of Standards, Washington, on Target Practice in the Navy and Some 
of the Research Problems Involved, illustrated with moving pictures. There 
followed a public Scientific Exhibit (see list of exhibits, below). 
At a joint session of the Academy and of the National Research Council 
on November 14 three public lectures were given by George E. Hale, Chair- 
man of the National Research Council, on The Work of the National Re- 
search Council and on Recent Observations of Organized Science in England 
and France; by Lieut. Col. George O. Squier, Chief of Aviation, U. S. Army, 
on Scientific Research for National Defense, as illustrated by the Problems 
of Aviation; and by Arthur A. Noyes, Massachusetts Institute of Technology, 
on The Nitrogen Problem in War and in Agriculture. 
Two public scientific sessions were held on November 13 and 14 at which 
the following papers were presented (an asterisk denotes presentation only 
by title) : 
