Drilling techniques in ball clays

Article Properties
Refrences
Title Journal Journal Categories Citations Publication Date
Ball Clays. 1929
10.1144/GSL.QJEG.1970.003.04.02
Freshney E. C. 1970. Cyclical sedimentation in the Petrockstow Basin. Proceedings of The Ussher Society 2 (3) 179–191.