Possibly the "small organ in the chapel" mentioned on their web site. http://oldenburgfranciscans.org/corpmnstry/ofc/ofcrental.html
The Chapel of the Immaculate Conception, Oldenburg is also listed for a 2m, 30 rk. 1947 Wicks 2641. The convent is also listed for a 1930's Kilgen Harmonic Ensemble unit organ.
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