Trombone or Baritone : a follow up course for individual or like-instrument class instruction / J. E. Skornicka and E. G. Boltz

Eitemau Tebyg

• Eb or BBb Bass (Tuba) : a follow up course for individual or like-instrument class instruction
  gan: Skornicka, J. E., et al.
  Cyhoeddwyd: (1939)
• Saxophone : a follow up course for individual or like-instrument class instruction
  gan: Skornicka, J. E.
  Cyhoeddwyd: (1938)
• Cornet or trumpet : a follow up course for individual or like-instrument class instruction
  gan: Skornicka, J. E.
  Cyhoeddwyd: (1937)
• Oboe : a follow up course for individual or like-instrument class instruction
  gan: Skornicka, J. E., et al.
  Cyhoeddwyd: (1939)
• Clarinet : a follow up course for individual or like-instrument class instruction
  gan: Skornicka, J. E., et al.
  Cyhoeddwyd: (1936)