Section 121. Powers of trustees

Such trustees may allot the tribal lands
  to the individuals or families thereof; may direct on what part of  such
  lands  firewood  and  timber  may  be  cut  by such tribe; and, with the
  consent of three justices of the peace residing in or near the  town  of
  Southampton,  may  lease  so much of such lands as they may deem for the
  benefit of the tribe, for a term not longer than three years.