caption: The image shows an open book with a drawing of a woman in a yellow dress and a man in a blue suit. The book is titled "Le Follet Courrier des Salons" and is likely from the 18th century. The woman in the yellow dress is standing in front of a curtain, while the man in the blue suit is standing behind her. The text on the book is likely a description of the costumes worn by the women in the drawing.