Ledger, 165 pages, plus 10 loosely inserted copies of General Orders and Gunnery Department inventories.

The logbook includes a list of the ship’s officers and a day by day account of the Tuscarora’s position, course, speed, and weather conditions as she was engaged in taking Pacific Ocean soundings and in survey work in the South Pacific. In addition crew activities such as painting and cleaning are noted, as are the surveys carried out. Ports visited included Port Lloyd, Bonin Islands, Yokohama and Hakodate, Japan, Samoa, San Francisco, and Honolulu.