Possible Clues:

• Crew in shackles disheartened in vessel
• Eleven in one vessel start to cheer for another
• Vessel with funnels
• Small crew's happening to find vessel
• Fulton creation
• The Queen Mary, for one
• Vessel's joint crew coming aboard first
• Powered vessel? Sons must accept crew with it
• Titanic, e.g
• Queen Mary, e.g.