Dr. John de Sequerya was a Jewish Portuguese doctor who lived in Williamsburg. He immigrated to Virginia in 1745.
Dimensions: 23 1/2 x 19 3/4 in. (59.69 x 49.21 cm.)
The subject is shown inside a painted masonry oval frame wearing a white wig, brown jacket, and black waistcoat. A pale pink drape is wrapped around him and a dark curtain is visible behind him on the right. A bookshelf appears behind him on the left. A painted stone shelf with carving below it appears below the oval frame. On it rests a shield with a coat of arms, ink jars and a quill, an open notebook, a closed notebook, and several books.
See: Carolyn J. Weekley, Painters and Paintings in the Early American South (2013). 188.