Sources: Murray-Robbins Papers @MHS1791, “Prince Demah Barnes” by Amelia Peck and Paula Bagger themagazineantiques.com/article/prince…
en.wikipedia.org/wiki/John_Pine
royalacademy.org.uk/art-artists/wo…
Portrait of William Duguid by Prince Demah, 1773, Metropolitan Museum of Art
metmuseum.org/art/collection…