Papers relating to John Williams Damer-Powell naval career

Papers spanning John Williams Damer-Powell's naval career including official certificates of his apprenticeship on the ship DYNOMENE in 1904, his appointing as a Sub Lieutenant in the Royal Naval Reserve in 1919, and his Board of Trade certificate of discharge. Also contains information booklets on nautical and maritime history, correspondences with government and naval officials at home and abroad concerning ship voyages and logistics, and written reports of his leadership and contribution in the First World War and Second World War and in the 1926 General Strike in London.