Crew List: Agreements and Official Logs for Ship Hydro, Official Number 106737
Robert Cooper; rank/rating, Master; year of birth, 1855; place of birth, Howdendyke; previous ship, same. Charles Wriggall; rank/rating, Mate; age, (not stated); place of birth, (not stated); previous ship, (not stated). John Sweeting; rank/rating, Mate; year of birth, 1887; place of birth, Aberford; previous ship, Sulpho of Howdendyke.