If all the members of the park commission shall by resolution determine that any real estate or part thereof acquired in pursuance of this act is no longer required for park purposes and that the interest of the public will be better served by the sale thereof, the commission may certify such resolution to the board of chosen freeholders. If the board of chosen freeholders concurs therein, that real estate or part thereof may be sold for cash at public sale to the highest bidder.
N.J.S. § 40:37-95.19