...; collection of a South German noble family, 1925;{Note RMA.} their sale, Berlin (Cassirer & Helbing), 27 March 1925, no. 33, fl. 1,890, to Maurits Elzas (1868-1937);{NHA, RBK, INV, inv. 1215, no. 88.} by whom bequeathed with 106 other watches, as part of the 'Maurits Elzas Collection', to the museum, 1937
Bibliografie en afkortingenlijst voor de herkomst (pdf)