38 
pointed May 4, 1863, at the request of the Hon. S. P- 
Chase, Secretary of the Treasury of the United States, 
were instructed by the Academy, at its session in August 
last, to present a report at the January session of 1866. 
The report, although belonging to the business of the year 
1866, is hereto appended. (See Appendix A.) 
On the 29th of February, 1864, a communication was 
received from the Hon. Gideon Welles, Secretary of the 
Navy, inviting the appointment of a committee of three 
members of the Academy, to act jointly with three members 
named by the Department, and with three members of the 
Franklin Institute of Pennsylvania for the Promotion of 
the Mechanic Arts, to conduct, witness, and report upon 
experiments which may be agreed upon by the Committee 
on the Expansion of Steam. The experiments are to be 
reported as early as practicable to the Navy Department, 
and to be submitted also to the National Academy of Set 
ences for its judgment and suggestions. : 
The President of the Academy appointed a Committee 
consisting of the following members: — 
Farrman ROGERs, F. A. P. BARNARD, 
JosEPH SAXTON. 
The Navy Department named as members of the joint 
Commission, — 
Horatio ALLEN, Chairman. 
Cuartes H. Davis, Rear-Admiral United States Navy: 
B. F. Isnerwoop, Chief of Bureau of Steam Engineer 
ing. : 
The Franklin Institute named ag members of the joint 
I. V. Merrick, 
R. A. TirenMman. 
