Officers, their Duties. 
Under Librarians, or, if not, the senior Under chap. n. 
Librarian in residence, shall be considered as his brST* Ll " 
representative, and be empowered to exercise 
all the functions prescribed in the foregoing 
Articles. 
11. The subordinate officers are to aid and 
assist the Principal Librarian in all matters re- 
lating to his duty, in respect to the care and 
custody of the Museum ; and they are hereby 
strictly enjoined to give immediate notice to the 
Principal Librarian if any article in the Museum 
shall be lost or damaged. 
12. The Under and Assistant Librarians are Under and As- 
sistant Libra- 
to be particularly careful that every thing with- ri ans. 
in their respective departments be at all times 
preserved in good and exact order ; and that 
the apartments containing that part of the col- 
lection which is under their care, be kept as 
neat and clean as is consistent with the admis- 
sion of persons to view and make use of the 
same. 
13. One of the Under or Assistant Libra- 
rians shall, according to a rota to be agreed 
upon among themselves, and confirmed by the 
Principal Librarian, be always in waiting in the 
Museum, and be considered as the directing 
officer of the day. He shall regulate the ad- 
mission of visitors, according to the directions 
k % 
