Log books, containing daily observations of navigation, activities and engagements.
 'Log of the proceedings of H.M.S. Sans Pareil. S.C. Dacres, Captain. Kept by Mr. S. Osborne, naval cadet. Commencing 1st August 1853. Ending 20th March 1854'. The book covers travel in the Crimea, and includes a frontispiece watercolour of the ship.
 'Log of the proceedings of H.M. Ship, "Bellerophon"... Lord George Paulet Captain. Kept by Mr. S. Osborne... Commencing... March 21st 1854. Ending... April 14th 1855'.
 'Log of H.M.S. "Victory". G. Gordon Captn. (kept by) S. Osborne Mid[shipma]n... April 15th 1855... May 10th 1855. Log of H.M.S. "Exmouth" 90 guns. W.K. Hall Captain (kept by) S. Osborne Mid-[shipma]n... 19th May 1855... 5th April 1856'.