General
Inventory list
Identifier
|
Title | Level of description | Date | Digital object | |
|---|---|---|---|---|---|
| G.X 11/1/93 | Coal Production - Symposium on Heavy Duty Equipment in Opencast Mines, Cottbus, German Democratic Republic | File | 1978.01-1978.03 | ||
| G.X 11/1/96 | Coal Production - Ad-Hoc Meeting on Revisions to the ECE Coal Classification by Type, 21-23 February 1979 | File | 1979.01-1982.07 |