Piotr Kowalski died in 2004.
Piotr Kowalski was born in 1927.
Piotr C. Kowalski has written: 'Piotr C. Kowalski i inni' -- subject(s): Conceptual art
Władysław Kowalski died in 1958.
Wincenty Kowalski died in 1984.
Aleksander Kowalski died in 1940.
Andrzej Kowalski died in 2004.
Max Kowalski died in 1956.
Frank Kowalski died in 1974.
Tadeusz Kowalski died in 1940-04.
Piotr Feliks died in 1941.
Piotr Abraszewski died in 1996.
Piotr Kuncewicz died in 2007.