A monochrome sketch of a person's face with long, wavy hair, with a somber and contemplative expression.
A black and white watercolor portrait of a man with curly hair, glasses, a mustache, and a goatee, looking directly at the viewer.
A black and white painting of a surprised facial expression with an open mouth and wide eyes, using loose brushstrokes.
A black and white watercolor portrait of a person's face with defined features, textured shading, and expressive brushstrokes.