The collection consists of fifty volumes and loose papers. The largest group of items is of ships' logs. Those for the Navy include logs for the PRINCESS OF WALES, 1735 to 1737, and ROYAL GEORGE, 1744 to 1759; those for other merchant vessels include the log of the BENSON, on a voyage from Liverpool to Jamaica, 1782, and of the ESTHER, plying between Whitehaven, Hamburg and Virginia, 1794 to 1795. Of a less official nature is an account of the survival of three members of the crew of the EARL TEMPLE, East India Company ship, wrecked on the Cochin China coast, 1766; also the diary of Richard Joyce who served on board the gun brig RICHMOND, was captured, released and served as a midshipman with the East India Company, 1810 to 1816. Shore-based activities are represented by a 'common place book' kept by John Rolt, a chief clerk in the Navy Office, 1806 to 1809, and by the diaries kept by a member of the St Andrews Waterside Mission, Gravesend. working among the crews of merchant ships, 1887 to 1905. Related to education within the Navy are a handwritten copy of the rules and regulations to be observed by the students of the Royal Naval College, Portsmouth, 1816; lecture notes on practical navigation, ca.1855; and a notebook on gunnery as taught on the EXCELLENT, 1858 to 1859. The reports include the copy of one in Spanish on an expedition against England by Spain, ca.1588; a report on the slave trade, ca.1730; and another on the settlements and slave trade on the Gold Coast, ca.1824. There is also a copy of landing instructions for the troops in Egypt, 1801.

Administrative / biographical background
Sir Henry Solomon Wellcome (1853-1936), founder of the Wellcome Research Institution, collected numerous documents of a maritime origin as well as papers connected with the history of medicine.