§ 351. Acquisition of real property; bonds. Real property, or any interest therein including an easement, needed by a county, city, village or town for an airport or landing field shall be acquired, by purchase, if the county, city, village or town is able to agree with the owners on the terms thereof, and otherwise, by acquisition, in the manner provided by and subject to the provisions of the eminent domain procedure law. The purchase price or award for the real property or interest therein acquired for an airport or landing field may be paid for by appropriation of moneys available therefor or may be financed, in whole or in part, pursuant to the local finance law.