This exhibition contains mainly documents of the development of damping in mines according to the energetic policy of the state (e.g. documents of exhibition activities organized under the auspices of the Czech Power Engineering Plants), materials on activities of more important institutions connected with mining, on museums and exhibitions oriented on mining, on social and economic aspects of contemporary mining or current mining technology. The fund is an integral part of the collections and contains information associated with the collection objects (e.g. technical documentation of exhibits - electric mining machine, drilling set, preparation equipment).