 As a member of the Society for Nautical Research, he provided the largest amount of money necessary to repair and restore HMS "Victory" in the 1920s, giving an initial £50,000 with an additional donation of £15,000.He also was responsible for trying to save HMS "Implacable" (originally the French Navy's Téméraire-class ship of the line "Duguay-Trouin", launched in 1800), another survivor of the Battle of Trafalgar.In 1927, when the initial interest emerged to establish a national museum for preserving and displaying Britain's maritime history, Caird joined a board of trustees that had been established through the Society for Nautical Research to work toward founding the new museum.