The Birdwatchers, Nicolaas Verkolje, c. 1744

…; sale, widow S.A. Westerhof-van der Schagen, Amsterdam (Van der Schley/Yver), 16 May 1781, no. 61 [The Anglers] and no. 64 [The Bird-Catchers], 45 guilders each, to the dealer Fouquet; …; sale J.F. Motte, Amsterdam (van der Schley/ Quinkhard), 20 August 1794, no. 123 (the pair), 70 guilders, to Yver; …; ? coll ection, well-known anonymous collector, Vienna, since the nineteenth century [according to the auction house Dorotheum]; …; anonymous sale, Vienna (Dorotheum), 19 December 2016, no. 203, as Dutch School eighteenth century, to Rafael Valls, London; by whom shown at The European Fine Arts Fair 2017, as attributed to Jan Maurits Quinkhard, and from whom purc hased, on the premises, as by Nicolaas Verkolje, with funds from an anonymous bequest, 2017

Bibliography and list of abbreviations for the provenance (pdf)