Black and white chalk on brown paper
185 x 180 mm. (7 1/8 x 7 1/8 in.)
Anonymous sale, Brightwells 25 November 2009, lot 20; Professor Raymond E. Pahl, FBA (1935-2011).
This is catalogue Number 39, in the on-line e-catalogue of 'Drawings, Prints and Paintings from the Collection of Professor Raymond E. Pahl, FBA (1935-2011)', see the home page for the e-catalogue.