144 
ara OF ee CHARTER OF THE CITY OF 
EW YORK FOR MAINTENANCE 
§613. It shall be the duty of the commissioner for the boroughs 
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and astronomical observatory, the Museum of Natural History, 
the Metropolitan Museum of Art in Central Park, the Aquarium 
in Battery place, and such other buildings as now are or may 
hereafter be erected in such parks or in any other park, square or 
public place under his jurisdiction by authority of the board of 
aldermen. It shall be the duty of the commissioner for the 
boroughs of Brooklyn and Queens to maintain the Brooklyn 
Institute of Arts and Sciences, and such other buildings as now 
are or may hereafter be erected in any park, square or public 
place under his jurisdiction by authority of the board of aldermen. 
It shall be the duty of the commissioner for the borough of 
The Bronx to maintain the New York Botanical Garden and the 
buildings appurtenant thereto, and such other institutions or 
buildings as may be established or erected in any park, square 
or public place in his jurisdiction by authority of the board of 
aldermen. It shall be the duty of the several commissioners to 
provide the necessary instruments, furniture and equipments for 
the several buildings and institutions within their respective 
jurisdictions, and, with the authority of the board of aldermen, 
to develop and improve the same, and to erect additional build- 
ings; but the maintenance of all such buildings and institutions 
shall be subject to the provisions of the acts incorporating said 
institutions, or either of them, and the acts amendatory thereof, 
and to the powers of said corporations thereunder, and of t 
boards by such acts created or provided for; and shall also be 
subject to and in conformity with such contracts and agreements 
as have heretofore been made with such institutions respectively, 
and are in force and effect when this act takes effect, or as may 
be hereafter made by the authority of the board of aldermen, 
d no moneys shall be expended for such purposes unless an 
appropriation therefor — made by the board of estimate 
and apportionment a: e board of alder. Out o 
moneys annually ree for the maintenance ve parks each 
