特征标识版块
参考代码
2024-05-09/44-AG 15-AG 15-ICPHS-AG 15-ICPHS-3-AG 15-ICPHS-3-1/1-15-AG 15-ICPHS-3-1/1-15-5a
标题
Correspondence (1970) on ICPHS activities and UNESCO meetings and projects, national delegations to UNESCO
日期
- 1970 (创建)
描述层级
文件