Pen, brown and dark brown ink, heightened with white body colour, on blue paper; squared for transfer in brown ink with regular pin holes at left and right edge of the grid corresponding to horizontal grid lines.
height: 38.9 cm; width: 14.4 cm
Inscription, in brown ink in a later hand, centre right, recto, by a collector(?): No 4.
Witt, Robert Clermont (Sir); bequest; 1952 D.1952.RW.48