1977年冬,河南考古工作者在鹿邑县太清宫镇清理了一座商末周初时期的大型墓葬,发掘者依据铜器铭文,称之为“长子口”墓。该墓出土各类文物共计千余件,其中以青铜器最为引人注目。有礼器68件、乐器6件、兵器及工具 In the winter of 1977, Henan archaeologists cleaned up a large tombs of the late Shang and Zhou dynasties in Taiqinggong Town, Luyi County. According to bronze inscriptions, excavators called “Tomb of the eldest son.” The tomb unearthed a total of more than a thousand pieces of artifacts, of which the most striking bronze. There are 68 pieces of instruments, 6 pieces of musical instruments, weapons and tools