NRS-22805 | Registered files of the Geological and Mining Museum/Earth Exchange

This series contains files registered by the Earth Exchange according to an internal file numbering sequence in order of alphabetical prefix followed by annual single number. The records cover a range of topics including financial, administrative, ministerial and personnel-related issues.

本系列包含由地球交易所（Earth Exchange）按照内部文件编号规则归档的文件，该规则以字母前缀为排序依据，其后附带年度单一编号。此类归档记录涵盖财务、行政、政务以及人事相关等多类主题。