Czeslaw WASILEWSKI ca.1875–ca.1947, Poland Also known as: Ignacy Zygmuntowicz Signed Art Art Prices Filter Authenticity Genuine / Forgery Type Signatures All Signatures Monograms Medium Unknown All Unknown View List / Gallery Previous / Next Signature considered genuine Signature considered genuine "I. Zygmuntowicz". Pseudonym of Czeslaw Wasilewski Signature considered genuine