| Answer | Crossword Clue |
|---|---|
| OCTET | Mendelssohn wrote one at age 16 |
| OCTET | Mendelssohn wrote a notable one at age 16 |
| JACQUELINEDUPRE | Cellist who debuted at London's Wigmore Hall at age 16 |
| progymnasium | in Germany, a gymnasium for pupils up to age 16 only, at which university entrance qualifications are not obtainable |
| progymnasiums | PROGYMNASIUM, in Germany, a gymnasium for pupils up to age 16 only, at which university entrance qualifications are not obtainable |
| progymnasia | PROGYMNASIUM, in Germany, a gymnasium for pupils up to age 16 only, at which university entrance qualifications are not obtainable |
