The painting 1er mai – 1er novembre 1914. Exposition internationale de Lyon by Jules Chéret features a lively scene filled with vibrant colors. It showcases a variety of figures, including elegantly dressed women and men, celebrating the event.

The background is adorned with decorative elements typical of the Art Nouveau style. The overall composition is dynamic, drawing the viewer's eye across the poster. This work is a lithograph, a medium that allows for rich colors and fine details. The dimensions are approximately 60 x 90 cm, making it a sizable poster.

The use of flowing lines and organic forms is characteristic of the Art Nouveau movement. Chéret's technique emphasizes both the decorative and functional aspects of the artwork. Jules Chéret was a prominent French artist known for his contributions to the poster art movement. This particular work was created for the International Exhibition held in Lyon in 1914, a significant event showcasing various innovations.

Chéret's style is often associated with the celebration of modern life and leisure. An interesting fact about this piece is that it reflects the cultural optimism of the early 20th century in France.