Section 18-120. Hall of science

The commissioner, subject to the approval of
  the  mayor,  may enter into an agreement with a nonprofit corporation or
  association organized or  to  be  organized  for  the  sole  purpose  of
  operating  and  maintaining  a  scientific  exhibit or exhibits, for the
  construction, occupation, operation and maintenance by such  corporation
  or  association  of  a  hall  of  science  or scientific exhibits within
  Flushing Meadow park in the borough  of  Queens  and  for  the  adequate
  keeping,  maintenance, extension, preservation, management and operation
  of  such  hall  of  science  and  scientific  exhibits   for   affording
  instruction in the same and for the exhibition of scientific matters and
  objects for the entertainment, recreation and instruction of the people.
  Such contract may provide in addition to other terms and conditions, for
  use,   with  the  approval  of  the  New  York  World's  Fair  1964-1965
  Corporation, of such facilities for scientific exhibits  connected  with
  the  World's Fair held in the city of New York during the years nineteen
  hundred sixty-four--nineteen hundred sixty-five as said New York World's
  Fair 1964-1965 Corporation shall agree to and for the continued  use  of
  such  facilities and exhibits thereafter and for membership on the board
  of directors of such corporation or association of  the  mayor  and  the
  commissioner  and  the  president  of  the  borough of Queens, and their
  successors in office. Upon the making of such contract or agreement, the
  city may annually, in its discretion, appropriate to the corporation  or
  association maintaining such hall of science and other exhibits such sum
  or  sums as it may determine for the maintenance and support thereof and
  the activities in connection therewith.