Pencil etching
9.5 cm - 0 cm (3.74 in - 0 in)
Tennants Auctioneers - Leyburn, North Yorkshire,May 15, 2015
Engraving
0 cm - 15 cm (0 in - 5.91 in)
Etching
15.9 cm - 0 cm (6.26 in - 0 in)
Dreweatts & Bloomsbury Auctions - London, Dover Street,Oct 12, 2011