It consists of about 3,000 books and other publications dating from before the nineteenth century onwards: 7,000 brochures, leaflets, passenger lists, menus, postcards, envelopes and headed notepaper and other material; about 2,000 large general arrangement and technical plans; just under 100,000 negatives (glass, film, diapositive….) and original albumen photographic prints from the mid-nineteenth century printed with silver salts in both colour and black and white; about 100 large posters; paintings and other original works of art; about 500 deck plans, 1,500 technical specifications, annuals, itineraries, legal documents, hand-written administrative memoranda, statistics of traffic and passengers; and confidential notes resulting from “industrial espionage” by shipyards and shipping companies.