China, Gold coin set of 4, 1979, commemorating the 30th Anniversary of the Peoples Republic of China, National Emblem on obverse, the reverses containg the following, Tian An Men, Monument to Peoples Heroes, The Great Hall of the People and Chairman Mao Memorial Hall, certificate number 23513, with original box and cardboard slipcase, as issued, set of 4 gold coins containing 1/2 oz of gold each,proof, with certificate of authenticity and original box of issue,