In 1934 Ostrowski left for Gdynia where together with his brother Zygmunt he painted signs and names of ships (among others SS Kościuszko and MS Batory).
Kazimierz Dolny | Kazimierz Kord | Michał Kazimierz "Rybeńko" Radziwiłł | Kazimierz Sikorski | Kazimierz Sakowicz | Alexander Ostrowski | Michał Kazimierz Radziwiłł | Kazimierz Wiłkomirski | Kazimierz Serocki | Kazimierz Kuratowski | Jan Kazimierz Denhoff | Tomasz Adam Ostrowski | St. John's church, Jan Kazimierz Wilczyński | Michał Kazimierz Ogiński | Maciej Kazimierz Sarbiewski | Kazimierz Żygulski | Kazimierz Smoleń | Kazimierz Siemienowicz | Kazimierz Moczarski | Kazimierz Mijal | Kazimierz Leski | Kazimierz Kelles-Krauz | Kazimierz Kay-Skrzypeski | Kazimierz Fajans | Kazimierz Dłuski | Kazimierz Biskupi | Kazimierz Bein | Kazimierz Bartoszewicz | Kazimierz Adach | Jóźwin, Gmina Kazimierz Biskupi |