藝術與建築詞典根目錄
....物件層面
........視覺及語言傳達
............交易媒介 (層級名)
................貨幣
....................<依材料區分之貨幣>
|||........................粗銅幣
|||........................布錢
........................紙幣
............................<依形式或功能區分之紙鈔>
............................<依來源區分之紙幣>
|||........................貝殼幣
|||........................石幣
........................貿易珠 [N]
|||............................阿格雷串珠
|||....................輔幣