cover 2d. blue [3], touched or cut-into on two sides, lightly and centrally cancelled "3" at Pamplemousses and affixed to 1854 (28 June) entire letter to Port Louis, showing Crowned "MAURITIUS/G.P.O." d.s. and, on reverse, boxed "Souillac" d.s. B.P.A. Certificate (1996)