...; sale, collection Baron Von Mecklenburg et al. [section Carl Marfels (1854-1929)], Frankfurt am Main (Hugo Helbing), 27 November 1929, no. 86, fl. 2,210, to Maurits Elzas (1868-1937), Arnhem, 1929;{NHA, RBK, INV, inv. 1215, no. 102.} by whom bequeathed with 106 other watches, as part of the 'Maurits Elzas Collection', to the museum, 1937
Bibliography and list of abbreviations for the provenance (pdf)