Mrs. Beale & her son Charles [graphic]Chambars, Thomas, approximately 1724-1789, printmaker[approximately 1762]eng"Portrait of Mary Beale, with another of her son Charles; bust length to right; in oval on stone pedastal, portrait of Charles in oval to left; after C. Beale (?)."--British Museum online catalogueTitle etched below image.Original drawings were formerly attributed to Mary Beale and are currently attributed tentatively to Charles Beale. See British Museum online catalogue, registration no.: P,6.157.Publication information from that of the volume in which the print appeared.Plate from: Walpole, H. Anecdotes of painting in England ... [Twickenham] : Strawberry Hill, 1762-1771 [that is 1780].Probably engraved after the watercolor drawings that were kept by Horace Walpole in the Green Closet at Strawberry Hill.Sheet trimmed to plate mark."Vol. III, p. 67"--Above image in upper right.