In Masłowski's creativity, years 1890–1907, was called a period of "the storm and ferment". Its initial phase is characterized by transition through impressionism and get away from it to find his own form. In 1897 Stanisław Masłowski became a member of the Society of Polish Artists "Sztuka" in Kraków, created at the initiative of Jan Stanisławski. A number of artists came from Warsaw e. g.: Józef Pankiewicz and Konstanty Laszczka. In 1899 Masłowski issued a number of watercolours in Aleksander Krywult Salon; this year and in 1902 he took part in the exhibitions of the Vienna Secession. In 1900 he traveled to Italy and Paris. In 1900 at the Universal Exhibition in Paris, he gained a medal award for picture "The market in the Kazimierz". In 1901 he demonstrated a small watercolours in the "Chimera" monthly editorial. Collective exhibition in 1902 in the Zachęta ends the second phase of Masłowski's creative explorations.