Related Clues:

• Detective's find
• Word in many a Nancy Drew title
• Detective's lead
• Whodunit game
• Crossword design
• Cross-bar system
• Graph paper design
• Crossword item
• Crossword diagram
• This line or the next, e.g.
• Electric power network
• Electric-power network
• Game with Miss Scarlet and Professor Plum
• Bit of help
• Puzzle diagram