§ 120-s. Joint meeting for acquisition and operation of property. The joint meeting representing any two or more of such municipalities, as aforesaid, shall have power with their consent and on their behalf and by its own proper officers to enter into any contract and to acquire, by purchase or condemnation, and to hold, maintain and operate any property, necessary or desirable for any of the purposes authorized as aforesaid, as fully and to the same extent as any municipality acting severally.