1913-18 Zanzibar, British Colonies, Kingdom of George V, ordinary mail stamps 30r. black and brown, 40r. black and vermilion and 50r. black and purple, depicting the island’s distinctive boat called the “Dhow” with “ZANZIBAR” at the bottom. 3 values, perfect mint never hinged. Stanley Gibbons catalog no. 260c/60e, £1975.00.