Visions of old Pompeii. All of these being in the collections of the Metropolitan Museum of Art in New York.

Ruins at Pompeii. 1853. French. Watercolor over graphite. Gabriel-Auguste Ancelet, artist (1829-1895). Signed and dated 1853 A. Ancelet on the bottom left. Collections of the Metropolitan Museum of Art. In the public domain due to age. https://www.metmuseum.org/art/collection/search/893901
The Tepidarium at Pompeii. 1829-1830. British. Watercolor over graphite. Robert Wetten, artist (1804-1868). Inscribed The Tepidarium at Pompeii / Sketched on the spot by R. Wetten / presented to the architects [cut off] in the bottom right corner of the mount. Marking: Architectural Society Instituted A.D. 1831, oval stamp bottom center of the mount. Collections of the Metropolitan Museum of Art. In the public domain due to age. https://www.metmuseum.org/art/collection/search/363330
View through the Herculaneum Gate, Pompeii. 1778. Italian. Pen and brown ink over black chalk. Giovanni Battista Piranesi, artist (1720-1778). Inscribed with numerals in brown ink. Collections of the Metropolitan Museum of Art. In the public domain due to age. https://www.metmuseum.org/art/collection/search/459659
Souvenir spoon with view of excavation at Pompeii. Late 19th c. Silver gilt and enamel. Made in Europe. Maker not known. Inscribed Pompei in script on the underside of the bowl. Collections of the Metropolitan Museum of Art. In the public domain due to age. https://www.metmuseum.org/art/collection/search/211398
Folding fan with representations of Pompeii and the 1786 Eruption of Vesuvius. ca. 1795. Gouache on parchment; Tortoiseshell sticks and guards with the leaf in gouache on parchment; gilt metal and glass decorations. Inscribed on the back. Collections of the Metropolitan Museum of Art. In the public domain due to age. https://www.metmuseum.org/art/collection/search/209815
Wall painting fragment from the peristyle of the Villa of P. Fannius Synistor at Boscoreale: Corinthian column with festoon of grain and fruit; from the peristyle of the Villa of P. Fannius Synistor at Boscoreale. ca. 50-48 BC. Fresco. Roman. Collections of the Metropolitan Museum of Art. In the public domain due to age. https://www.metmuseum.org/art/collection/search/247005