Cameroon, Republic. 5000 Francs 2016, Proof, Silver commemorative coin , 'Trans-Siberian Railway Egg', Mint of Poland, Silver 30,50 x 44,20 mm, weight 7 oz (217,77 g. .999), 3D egg shape, mintage 1054 pcs, Condition Proof, original box and certificates of authenticity, a spectacular, connoisseur coin worthy of the attention of any avid collector