Miscellaneous Notices of Facts, connected with the Mineralogical, Geological and Economical History of the County of Cornwall (12):, VI. A new substance, found accompanying

Paris, A J

Transactions of the Royal Geological Society of Cornwall, Vol 1, p229 - 231

Miscellaneous Notices of Facts, connected with the Mineralogical, Geological and Economical History of the County of Cornwall (12):, VI. A new substance, found accompanying “Welsh Culm”, J A Paris.