Exhibition medal - 1978 Gibbons International Johannesburg medal for Madagascar. Front: 'Stanley Gibbons, London, Philatelists & Publishers, Established 1856' with portrait in relief of Gibbons; 'Edward Stanley Gibbons'. Back: 'Stanley Gibbons, International Stamp Exhibition, Johannesburg, 1978', with Cape of Good Hope One Penny postage stamp in relief. Gold coloured, circular in shape, plain edging. Presented in box, with fabric interior.