Referencing and quotations of gold and silver coins

List of Series

2
Birthday Heart
3
9
Chinese Calendar - Mongolia
1
4
Chinggis Khaan
14
5
Endangered Wildlife - Mongolia
3
3
Evolution of Life
3
Japanese Sumo Wrestling
2
2
Marco Polo
2
Mongolian Dinosaurs
3
5
Mongolian Nature
2
Moscow Water supply
7
7
N7W
Prehistoric Beasts