Subject ASC0003t04
The geological magazine, or, Monthly journal of geology.
Decade 2:v.10 (1883), Page 308 (1883)
Harvard University, Museum of Comparative Zoology, Ernst Mayr Library
BHL Page 32513445
Keywords
rock granite brecciated brecciated granitoid rock breccia Brynygarn St. Davids geography Alan valley Dimetian geographical feature Rocks Lines Scale Pebbles brynygarn st. davids line stone