These are the official journals and logs kept by commanders of ships employed in the East India Company's service. Ledgers and receipt books are usually available.
The record is part of a volume containing three separate log books: London: Journal, 1757-59 (IOR/L/MAR/B/1A-B); London: Journal, 1763-65 (folios 1-119, IOR/L/MAR/B/1D); and London: Journal, 1766-69 (IOR/L/MAR/B/1E). Crew List; Soldier List