Related Clues:

• CTRL, e.g.
• Integral
• "Defense of Fort M'Henry" writer
• G, but not H
• Decoder's tool
• C minor, for one
• Answer sheet
• A flat, e.g.
• Sardine-can opener
• Ring dangler
• G, e.g., but not H
• See 38-Down
• Of prime importance
• Sardine can attachment
• Church ___