Note 181 — Chapter XIII · THE ERUPTIONS OF LLANDEILO AND BALA AGE
Reading edition
The locality is referred to by De la Beche, Mem. Geol. Surv. vol. i. p. 31, and by Ramsay in the Descriptive Catalogue of Rock-specimens in the Museum of Practical Geology, 3rd edit. p. 38, but no specimens from it are in the collection.