General
Inventory list
Identifier
|
Title | Level of description | Date | Digital object | |
|---|---|---|---|---|---|
| G.X 11/1/58 | Coal Production - Annual Survey of the European Coal Situation | File | 1965.04-1973.04 | ||
| G.X 11/1/59 | Coal Production - Visits by Experts to Various Countries | File | 1960.03-1969.03 | ||
| G.X 11/1/66 | Coal Production - Consumption of Certain Materials per Ton of Coal Produced (Coal/S/Working Paper No 2) | File | 1964.04-1965.01 | ||
| G.X 11/1/68 | Coal Production - Opencast Coal Mining Operations | File | 1979.01-1981.06 | ||
| G.X 11/1/73 | Coal Production - Study on the Determination of the Relationship between the Granulometry and Ash Content of Coal Produced in a Mine and Produced in a Mine Production Costs | File | 1967.10-1968.02 |