A Dunlop Sports Co Ltd Salesman's Specimen Tennis Racket Set: for the Max 800i graphite tennis racquet, in a wooden trunk with carrying handle and iron fittings, the interior with wooden slats containing a specimen of the racquet in five different stages of production, 38 by 74cm, 15 by 29in; sold together with a group of nine sample tennis and badminton racquets, demonstrating the rackets appearance in different stages of manufacture, a good lot (10)