to 349.140, inclusive.  The purpose of NRS 349.080 to 349.140, inclusive, is declared to be for the aid of, and not in limitation of, any act existing on March 28, 1939, or which may be enacted after March 28, 1939, providing for the payment of bonds and interest thereon which may have been or may be issued pursuant to any act of the Legislature of the State of Nevada or for any other purpose authorized by the Legislature.