In Esquisse de bras gauche, we see a delicate study of a left arm. The drawing features soft lines and subtle shading, typical of Narcisse-Virgile Diaz de La Peña's style. The use of light and shadow creates a sense of volume and depth.

The overall composition is simple yet effective, focusing on the anatomical details of the arm. The drawing is executed with precision, showcasing Diaz's skill in capturing the human form. The medium appears to be pencil or charcoal on paper, allowing for fine detail and smooth transitions between light and dark. Viewers can appreciate the careful attention to proportion and anatomy in this study.

The work is a testament to the artist's training and expertise in drawing. Narcisse-Virgile Diaz de La Peña was a prominent figure in the Romantic movement, known for his landscapes and figure studies. This particular work, created in the 1860s, reflects his interest in the human body and its representation. An interesting fact about this drawing is that it may have served as a preparatory study for a larger painting.

Diaz's ability to blend realism with romantic ideals is evident in this intimate portrayal.