In Mary Stout, wife of Richard Stout, Thomas Sully captures a woman of grace and elegance. The painting features soft, warm colors that enhance her dignified presence. Mary is depicted in a flowing dress, adorned with delicate lace, which adds to her refined appearance.

The background is a subtle blend of muted tones, allowing the figure to stand out prominently. The painting is executed in oil on canvas, a medium that Sully often used to achieve rich textures and depth. The dimensions are approximately 76 x 102 cm, making it a sizable portrait that commands attention. Viewers can appreciate the meticulous attention to detail, particularly in the rendering of fabric and facial features.

Sully's brushwork is smooth, contributing to the overall softness of the composition. Thomas Sully was a prominent American portrait painter in the 19th century, known for his ability to capture the likeness and personality of his subjects. This work, painted in the 1840s, reflects the Romantic style that emphasizes emotion and individualism. An interesting fact about this portrait is that it was commissioned by Richard Stout, highlighting the importance of family and personal connections in Sully's work.

The painting remains a significant representation of American portraiture during this period.