Related Clues:

• Scoring units
• What the starts of 17-, 34- and 61-Across are
• Do, re, mi, e.g.
• Writes down
• Do, re and mi, etc.
• Arpeggio components
• They're taken or passed in class
• Staff members, and what the circled letters in this puzzle represent
• Some scribbles
• Staff indicators
• F and G, but not H
• Pad filler
• A flat and others
• Makes mention of
• Staff additions?