Signed and dated, in plate, below image, lower right: J. Houbraken sculps. Amst. 1745.
Inscribed, in plate, left edge of portrait medallion: JOHN LORD SOMERS. Inscribed, below plate, lower left: G. Kneller pinxit. Inscribed, lower center: In the Collection of James Cocks Esqr. Inscribed, lower right: Impensis I. & P. Knapton Londini-