This panel is a classic example of golden age American comic book art, likely from the 1940s or 1950s. The scene is dominated by a striking female character, whose face fills most of the frame. She has long, wavy black hair and is wearing bold red lipstick, giving her a glamorous and dramatic appearance typical of the era.

The woman's expression is one of surprise or alarm. Her eyes are wide open, and her right hand is raised to her mouth, with her index finger touching her lips. This gesture suggests she's reacting to something unexpected or startling.

The background is a solid red color, which creates a strong contrast with the woman's features and draws attention to her expressive face. This use of color is common in vintage comics to create visual impact and emotional tension.

In the upper left corner of the panel, there's a speech bubble containing text. While I can't read the specific dialogue, the presence of this speech bubble indicates that the woman is speaking, likely reacting to the events unfolding in the story.

The overall composition and style of the panel are characteristic of the golden age of comics, with its bold lines, dramatic expressions, and eye-catching design elements. This type of illustration was designed to capture the reader's attention and convey the excitement and drama of the narrative in a single, powerful image.