Meritorious Warsaw Citizens: Mieczyslawa Cwiklińska, Irena Jurgielewiczowa, Wladyslaw Szenajch, Wojciech Swietoslawski, Jozef Sigalin, Kazimierz Sikorski, Franciszek Strynkiewicz. The charms of winter in a big city. A calculating machine from Cracow. The first collective exhibition by Olga Boznanska takes place at the National Museum in Cracow.