Lot 23
JUDGE, Arthur W. The Properties of Aerofoils and Aerodynamic Bodies. London: Whittaker & Co 1917. 8vo, 298pp. Original blue cloth, gilt-lettered spine. Some fading to spine, minor rubbing to corners, occasional light foxing with folding diagrams. Signed B.N. Wallis Some written pen notes page 6  £100-150