The Collector: Ignacy Korwin-Milewski (1846–1926) is listed 17 April–13 September 2026 at the National Museum in Warsaw, Aleje Jerozolimskie 3. Official pages present a reconstruction of the count’s dispersed nineteenth-century Polish painting gallery (originally about 250 works), naming Matejko’s Stańczyk, Chełmoński’s Indian Summer, and Gierymski’s Feast of Trumpets and Jewess with Oranges. Curator Renata Higersberger. Sunday hours 10:00–18:00; closed Mondays. Last day is Sunday. Temporary-exhibition tickets 45 PLN / reduced 30 PLN.