考古资料表明，燕下都考古发掘出土及采集的半瓦当有10余个类别近50个品种，〔1〕加 上民间收藏已经超出50个品种。其纹饰之多样，内涵之丰厚，工艺之精美，为专家、学者和 藏家所注目，是燕文化研究的最具代表性的实物资料之一。但其中有一些稀有纹饰瓦当因 为 残缺，在一定的 Archaeological data show that, Yanxia are unearthed excavation and collection of half watts when there are more than 10 categories of nearly 50 varieties, [1] plus folk collection has more than 50 varieties. Its ornamentation diversity, rich content, exquisite craft, for experts, scholars and collectors attention, is the most representative of Yan culture one of the physical information. But some of these rare ornamental tiles because of incomplete, at a certain