35 
II. 
Committee on the Subject of Protecting the Bottoms of 
Lron Ships from Injury by Salt Water. 
(Appointed May 9th, 1863, at the request of the Navy Department, 
through Rear-Admiral Davis, made May 8th, 1863.) 
Wotcort Gisss, Chairman. 
Beng. SILLIMAN, Sr. JoHN Torrey. 
Rosert E. Rocers. BenJ. SILLIMAN, JR. 
Joun RopGers. (January, 1864.) 
The Committee presented a report to the Academy, Janu- 
ary 9th, 1864, when the following resolution was passed, and 
the Committee was discharged. 
Resolved, That the report of the Committee on the pro- 
tection of the bottoms of iron ships be adopted, and that a 
series of experiments on the subject be undertaken by a 
Committee of the Academy whenever the requisite means 
are provided therefor. 
(A copy of the Report was forwarded to the Navy De- 
partment, February 4th, 1864.) 
II. 
Committee to investigate and report upon the Subject of 
Magnetic Deviations in Iron Ships. 
(Appointed May 20th, 1863, at the request of the Navy Department, 
made through Rear-Admiral Charles Henry Davis, May 8th, 1864.) 
A. D. Bacues, Chairman. 
JosepH Henry. Bens. PEIRCE. 
Wo.cort Gisgs. Cuarwes H. Davis. 
Farrman Rocers. (May 26th, 1863.) 
And by authority of Art. IL, Sec. 8, 
Wu. P. TRowBripGe. 
