ยง 293. Establishment  of  interstate  library  district.   One or more
  incorporated public libraries of this state, by majority action  of  the
  board  of trustees thereof, may enter into an agreement with one or more
  public library agencies in another state or states  which  have  adopted
  the  interstate  library  compact  for  the  purpose of establishing and
  maintaining an interstate library district.   For the purposes  of  this
  act, a cooperative library system established under article five of this
  chapter shall be deemed to be a public library.