These plans range in date from 1891 to 1918 and are from the Charles L. Seabury & Company which later merged and became the Gas Engine & Power Company and Charles L. Seabury & Co., Consolidated. Plans for motor yachts, commercial and military vessels, engines and marine machinery are included. See also Mystic Seaport Collection 89, Consolidated Shipbuilding-Mason Collection, for plans of the later period of this firm.