France, Navigation Aérienne, 1909, an Art Nouveau bronze plaque by P.-A. Morlon, winged figure of Genius in central panel, biplane to left, airship to right, reverse three panels, the central one plain, man studying birds in flight to left, engineer adjusting an aero engine to right, 99 x 72mm (PBE 610; CGMP p.272; cf. BDW 9, 704 and 13, 164). Very fine, rare in this large size (£60-80)