巩义博物馆，洛汭瑰宝

巩义博物馆在河南洛阳举行了一场以"洛汭瑰宝"为主题的展览。这个展览展示了古代黄河文化的各种珍品，包括陶瓷、玉器和书画等。展品反映了古人对于生活的热爱和对自然的敬畏，让人们对传统文化有了更深的理解和认识。

It seems that the text you provided contains some information about the history and location of two cities in河南, including their names and dates related to events that may have influenced their development. The author mentions a historical event related to these cities, but there is no further context or specific reference to it in the text. If you would like more detailed information on the subject, I suggest consulting reliable historical sources or conducting additional research using primary and secondary materials.