Given name: Jan Kazimierz Family name: Landau- Lechowski

1941-1947 - in hiding at Aniela Musial's, worked. Since 1947 worked in the Supreme Chamber of Control (NIK), then in the Foreign Trade. Became independent and rented a room from his colleague from the office. Since he was 5 years old he suffered from epilepsy, suffered a lot. At the end of his life his state worsened - died in a hospital in 1961 or 1962.