Section 18-115. Richmondtown exhibit

a. The commissioner may enter into an
  agreement with the Staten Island  Historical  Society  for  the  further
  restoration,  operation,  maintenance  and  management of the historical
  village known as Richmondtown, located at Richmondtown in the borough of
  Richmond, and for the operation,  maintenance  and  exhibition  by  such
  Staten  Island  Historical  Society of the group of historical buildings
  and museums therein containing exhibits  portraying  community  life  on
  Staten  Island  from  the  seventeenth through the nineteenth centuries.
  Such contract shall become effective  only  upon  the  approval  of  the
  mayor.
    b.  Upon  the  making  of such contract, the city may annually, in its
  discretion, appropriate to the said  Staten  Island  Historical  Society
  such  sums  as  it  may  determine for the further restoration, care and
  maintenance of the said historical village of Richmondtown.
    c. The building or buildings and grounds so  to  be  operated  by  the
  Staten  Island  Historical  Society  shall be open to the public with or
  without admission fee as shall be authorized by the board  of  directors
  of  said  Staten Island Historical Society with the consent and approval
  of the commissioner.