In Sketch of the group of witnesses to the death of St. Matthias to the painting ‘Martyrdom of St. Matthias’, Józef Simmler presents a group of figures gathered in a somber setting.

The colors are muted, primarily featuring shades of brown, gray, and soft earth tones, which evoke a sense of mourning. Each figure is depicted with distinct expressions, reflecting their emotional responses to the martyrdom. The background is minimal, focusing the viewer's attention on the witnesses and their reactions. This artwork is an ink sketch on paper, showcasing Simmler's skill in capturing human emotion and expression.

The lines are fluid and dynamic, suggesting movement among the figures. The composition is carefully arranged, with each witness positioned to create a sense of depth and interaction. Viewers can appreciate the intricate details of the clothing and facial features, which add to the overall impact of the piece. Józef Simmler was a Polish artist known for his historical and religious themes.

This sketch serves as a preparatory study for a larger painting titled ‘Martyrdom of St. Matthias’, highlighting the artist's process in developing his works. An interesting fact about this piece is that it captures a moment of collective grief, emphasizing the emotional weight of witnessing such an event.

Simmler's attention to detail and expression in this sketch reflects the broader trends in 19th-century religious art.