Langstroth, Ivan

LANGSTROTH, Ivan Shed(1887–1971)

Algemene muziek encyclopedie

Langstroth, Ivan Shed(*1887)

Hugo Riemanns Musik-Lexikon

Langstroth, Ivan Shed(1887–1971)

DEUMM Online

Langstroth, Ivano Shed

Dizionario universale dei musicisti