What is money, what is a tripod and what are collectively called the three bronzes?

What are the three bronzes of the Western Zhou Dynasty? The largest dish is Polygonum cuspidatum white dish, which was cast in 8 16 BC and named after its maker Bai Zi. It, together with Pan and Mao, is called the three great bronzes of the Western Zhou Dynasty. As far as the number of inscriptions is concerned, the number of words on the white plate of Polygonum cuspidatum is slightly inferior (11word), but in terms of its excellent production and large size, this plate is the most important. Date: Western Zhou Dynasty, height 39.5 cm, mouth length 137.2 cm. It was unearthed in Guo Chuan Branch of Baoji City, Shaanxi Province, and is now in the Museum of Chinese History. Two hairs ding gong; This tripod was a heavy weapon when it became king in the late Western Zhou Dynasty. Height 53.8 cm, caliber 47.9 cm, abdominal circumference 1.45 cm, weight 34,705 g. The tripod is round, with a hemispherical belly and a round bottom. The three feet are hoof-shaped, and the ears are upright. The overall shape is quite satisfactory, dignified and simple. The tripod has no other ornamentation except the ring pattern on the neck, which is particularly heavy and full of fresh and solemn atmosphere. It seems to break free from the shackles of religion and walk out of the heavy shadow of God. On the one hand, it reflects the decline of bronzes from the peak, on the other hand, it also reflects the changes of cultural thoughts at that time. There are 32 lines and 499 words of inscription cast on the tripod belly, which is the longest bronze inscription ever seen. The content of the inscription mainly describes the imperial edict given to Mao Gongdun by the Zhou emperor, which has important historical value and elegant dictionary, comparable to Shangshu. The inscriptions are well-proportioned, rigorous and precise, and the lines are full and heavy, which is a model of full-text calligraphy. It has always been rare for calligraphy. It is believed that "learning books does not learn from Mao Dinggong, and Confucian scholars do not read history". A famous bronze ware in the late Western Zhou Dynasty on Sanshan Plate, with an inscription of 357 words, records the land contract in the late Western Zhou Dynasty. Shisancai was unearthed in Fengxiang, Shaanxi Province during Kangxi period, and went to Beijing as a gift to celebrate the birthday of Emperor Jiaqing during Jiaqing period. Since then, it has become a royal collection. 1933 moved south with the cultural relics of the Forbidden City, and then moved to Taiwan Province. Existing in the "Palace Museum" in Taipei. The above three pieces are the three great bronzes of the Western Zhou Dynasty in China.