Portrait of Jan Bloch

Portrait of Jan Bloch, painted in 1902 and held at the National Museum in Warsaw, depicts Jan Bloch—likely the Polish-Russian banker and pacifist theorist Ivan Bloch, whose 1898 work The Future of War made him internationally prominent. Ciągliński was a Polish painter who worked extensively in portraiture during his mature period, producing images of important figures in Polish intellectual and social life. The National Museum in Warsaw holds a substantial collection of his portraits, which document the cultural milieu of educated Poland in the early twentieth century. If this is Ivan Bloch, the portrait was made only a few years before his death in 1902, giving it additional historical significance.

Ciągliński's portraits are typically direct and psychologically alert, emphasising the sitter's face while treating clothing and setting with greater economy. The brushwork reflects Post-Impressionist influence—visible and expressive rather than smoothly academic—while maintaining the formal requirements of the portrait commission.