Authorizing the town of Nantucket to convey for roadway and any other purposes certain parcels of land within the roadway known as Ames Avenue, and shown as lots 35-38 (inclusive) in block 31 on land court plan no. 2408-m filed with the Nantucket registry district of the land court situated in the town of Nantucket held for conservation or recreational purposes to be conveyed for roadway and/or any purposes