| Answer | Crossword Clue |
|---|---|
| helicon | a large brass tuba |
| helicons | HELICON, a large brass tuba |
| tubas | TUBA, a brass wind instrument |
| tubae | TUBA, a brass wind instrument |
| euphonium | A valved brass musical instrument resembling a small tuba of tenor pitch, played mainly in military and brass bands |
| euphoniums | A valved brass musical instrument resembling a small tuba of tenor pitch, played mainly in military and brass bands |
