print. engraving, stipple. JAMES WATT. / engraved by C.E. Wagstaff. ; from a Picture by Sir W. Beechey in the possession of J. Watt Esq. of Aston Hall [Reissue?] [London] [Published by Charles Knight, Pall Mall East]  18.5x14cm., image 12.2x9.8cm. Plate from: Lives of men of letters and science.../H.P. Brougham - C. Knight & Co., 1845-46. - Portrait, HL seated to L. Watt, James 1736-1819. Issued as plate from: Knight's Gallery of Portraits. - [183-] - Under the Superintendance of the SPCK. - With imprint; 28x19cm. Wagstaff, Charles Edward b.1808. Knight, Charles 1791-1873. Beechey, Sir William 1753-1839.