Related Clues:

• Useful hints
• Direction signs causing a dispute within Royal Society
• Suggestions of strikes about direction
• Hood's weapons?
• Gratuitous advice?
• Bolts that are shot
• Gunners return to lines with weapons
• Gunners go back to the lines for missiles
• see 20 Down
• Tip-offs
• Ones taking a bow?
• Waiter's income, partially
• It's helpful to drop them
• What all five of the theme answers have
• Solver's help