APPENDIX. 399 
tend to promote the usefulness, and be the means of extending the 
objects of the Expedition. 
Charles Wilkes, 
Commanding Exploring Expedition, 
U. S. Ship Vincennes, 
November 20th, 1838. 
ORDERS FOR THE PEACOCK. 
The officers to be divided into watches, the same as the Vincennes, 
and a relief watch to be always on board. 
Midshipmen Henry and Hudson excused from watch for boat 
duty, &c. 
Dr. Sickles associated with Mr. Couthouy for scientific duty. Dr. 
Holmes also to aid in scientific duty. 
The orders in regard to the medical officers the same as the 
Vincennes. 
Charles Wilkes, 
Commanding Exploring Expedition. 
U. S Ship Vincennes, 
At Sea, November 21st, 1838. 
ORDERS FOR THE PORPOISE. 
The following arrangements in regard to the scientific duties of 
the officers of the Porpoise when in port, will be adopted. 
The officers will be divided into watches, to perform duty on board, 
at the observatory, and elsewhere, as follows : 
1st watch, Lieutenant Clairborne and Passed Midshipman Blunt. 
2d watch, Lieutenant Hartstein and Acting Midshipman Baldwin. 
3d w^atch, Lieutenant Dale and Passed Midshipman Colvocoressis. 
Lieutenant Dale in sketching, when his other duties will permit. 
Dr. Gillou on duty as Assistant Naturalist, and will make himself 
useful in all the departments. 
The order for medical officers the same as the Vincennes. 
Charles Wilkes, 
Commanding Exploring Expedition. 
U. S. Ship Vincennes, 
At Sea, November 21st, 1838. 
