© National Portrait Gallery, London
William Curtis with 'The Frontispiece to Mr Curtis' Flora Londinensis'
by William Evans, published by Robert John Thornton
stipple engraving and etching, published 1 March 1802
16 3/4 in. x 12 1/8 in. (426 mm x 307 mm) paper size
Purchased with help from the Friends of the National Libraries and the Pilgrim Trust, 1966