© National Portrait Gallery, London
'Frederick, Prince of Wales, and the Princesses, his sisters'
by John Cook, published by Richard Bentley, after Thomas Charles Wageman, after Philip Mercier
line engraving, published 1843 (1733?)
9 in. x 5 1/2 in. (229 mm x 140 mm) plate size; 11 7/8 in. x 8 3/8 in. (302 mm x 214 mm) paper size
Purchased with help from the Friends of the National Libraries and the Pilgrim Trust, 1966