Bundle of miscellaneous documents, including specification for a 'new main boiler', 1909; summaries of tonnage carried by coasters during 1931 and 1932; list of coasters built for J Hay & Sons by the Ailsa Shipbuilding Company, Troon; specimen letter of appointment to captaincy of a vessel; outline specification for a steel screw steamer similar to S. S. 'The President'; description of M. V. 'Glenshira'; list of boats on Forth & Clyde Canal trade (mostly scows); engine specification for 'The Marchioness' and 'The Duchess' etc [to be separated]