Author:
Title: Witherite (natural Barium Carbonate) and its industrial uses
Description: Newcastle upon Tyne, Holmsite Collieries / Settlingstones Mines, 1940. Used - Acceptable. Fair hardback 1st edition. Bound in blue leatherette. Damp affected, with staining & fragility to some pages; damage to front pastedown, & light mildew-stain on front board Photo:http://cibimages.blob.core.windows.net/img-1/stand_9048_jpg.jpg.

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