Anon. (1920). Special Reports on the Mineral Resources of G.B.: Vol. VI- Refractory Materials: Ganister and Silica-Rock – Sand Reproduction The map is very slightly

The map is very slightly soiled and slightly worn at the intersection of some folds

issued 1893

Owner stamp on front free end paper and signature on title page

to near Bolsover [2] From the Red-Marl plain of Cheshire to the River Dane

Sheet 107se drift

Anon. (1920). Special Reports on the Mineral Resources of G.B.: Vol. VI- Refractory Materials: Ganister and Silica-Rock – Sand Reproduction The map is very slightlyAnon. (1920). Special Reports on the Mineral Resources of G. B.: Vol. VI Refractory Materials: Ganister and Silica Rock Sand for open Hearth Steel Furnaces Dolomite. Resources and Geology. London: Geological Survey, 2nd edition. 241+ vi pp. Three fold out b w maps. Paperback. Worn, with front cover detached. Binding sound, clean text. Signature of owner on front cover. In fair condition.