Design for an interior with green and white striped curtains and upholstery with a bed with a green and white canopy visible through a doorway in the background . ca. 1830. German/Danish. Watercolor. Charles de Brocktorff, watercolorist (born 1775-1785, died in 1850). Image © 2000–2023 The Metropolitan Museum of Art. Fair use license. Artwork itself in the public domain due to age. via https://www.metmuseum.org/art/collection/search/364298?sortBy=Relevance&ft=Charles+de+Brocktorff&offset=0&rpp=40&pos=6
Interior, Saint Petersburg? with a children’s nurse holding an infant and four children wearing white dresses with blue sashes. ca. 1825. German/Danish. Watercolor. Charles de Brocktorff, watercolorist (born 1775-1785, died in 1850). Image © 2000–2023 The Metropolitan Museum of Art. Fair use license. Artwork itself in the public domain due to age. via https://www.metmuseum.org/art/collection/search/363309?sortBy=Relevance&ft=Charles+de+Brocktorff&offset=0&rpp=40&pos=3
Design for interior with furniture upholstered in a yellow stripe. ca. 1830. German/Danish. Watercolor. Charles de Brocktorff, watercolorist (born 1775-1785, died in 1850). Image © 2000–2023 The Metropolitan Museum of Art. Fair use license. Artwork itself in the public domain due to age. via https://www.metmuseum.org/art/collection/search/364295?sortBy=Relevance&ft=Charles+de+Brocktorff&offset=0&rpp=40&pos=4
Design for a interior with a sofa upholstered in green and a striped tablecloth. ca. 1830. German/Danish. Watercolor. Charles de Brocktorff, watercolorist (born 1775-1785, died in 1850). Image © 2000–2023 The Metropolitan Museum of Art. Fair use license. Artwork itself in the public domain due to age. via https://www.metmuseum.org/art/collection/search/364297?sortBy=Relevance&ft=Charles+de+Brocktorff&offset=0&rpp=40&pos=5
Design for an interior with a long divan and other furniture upholstered in a yellow stripe. Looks like the same room as the other watercolor with the yellow upholstered furniture and some of the pieces look to be the same. ca. 1830. German/Danish. Watercolor. Charles de Brocktorff, watercolorist (born 1775-1785, died in 1850). Image © 2000–2023 The Metropolitan Museum of Art. Fair use license. Artwork itself in the public domain due to age. via https://www.metmuseum.org/art/collection/search/364296?sortBy=Relevance&ft=Charles+de+Brocktorff&offset=0&rpp=40&pos=7
Several of these show the furniture with what we would call slipcovers making me think that they are either of rooms in a summer house or rooms with the upholstered furniture in slipcovers for the summer.