Organ Works (Müthel, Johann Gottfried)
Wilhelm Rüdiger (possibly 1875–1957)
Innstruck: Helbling, 1981
Copyright notice absent.
|Work Title||Organ Works|
Organ Works in two volumes
I thought copyright notice absent only mattered if the absent copyright was pre-1960 or some year-odd (and then only for PD-US status - a 1962-or-greater work would still generally speaking and with exceptions be non-PD-CA even with an absent copyright notice?) I don't know, of course.