Related Clues:

• Destroyer designation
• Letters before Liberty or Constitution
• Sub letters
• __ Nautilus
• Beagle lead-in
• Letters before many a state's name
• Letters before George Washington or Abraham Lincoln
• ___ Beagle
• G&S title letters
• Gilbert and Sullivan's '-- Pinafore'
• Enterprise letter
• Letters on a vessel
• Inits. on a naval vessel
• Maine, e.g.: Abbr.
• Start of some aircraft carriers