Crossword Puzzle Key errors?

Clue: Key errors?

Keyboard errors (TYPOS with 5 letters)
Wood for black piano keys, once (EBONY with 5 letters)
Place for Cohan's keys (BALDPATE with 8 letters)
Pianist Hewitt who recorded the complete keyboard works of Bach (ANGELA with 6 letters)
Keystone Konstable (KOP with 3 letters)
Keys on the side of a keyboard (SHIFTS with 6 letters)
Keyboardist John (TESH with 4 letters)
Lacking a keynote (ATONAL with 6 letters)
Horn without keys (BUGLE with 5 letters)
It has keys and stops (ORGAN with 5 letters)