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staffelkartei or - blattei book 2), on which the back of two bones connected by a schliessvorrichtung haelften is in both the closed and the halbgeoeffneten position can be locked
staffelkartei or - blattei book 2), on which the back of two bones connected by a schliessvorrichtung haelften is in both the closed and the halbgeoeffneten position can be locked