Gregory Percival (British 1964-), 'Endeavour', a bronze sculpture in tribute to Battle of Britain pilot Squadron Leader Geoffrey Wellum DFC, produced circa 2014, 'lost wax' cast bronze sculpture from the artist's 'Knight of the Sky' sculpture series, depicting Wellum in the cockpit section of his MkIIa Spitfire in flight, the fuselage bearing his Squadron Code 'Q J', limited edition signed by the sculptor to inside of fuselage and numbered 004 of 025 examples, measuring 30cm long, mounted to a bronze stem above a stepped slate display base also signed by the sculptor, 40cm high overall.