Subject ASC0003tho
The geological magazine, or, Monthly journal of geology.
Decade 3:v. 10 (1893), Page 540 (1893)
Smithsonian Libraries
BHL Page 30554062
Keywords
wood shale fossil shells Lancashire Anthracoptera byssi mentoin slab Kinder Scout Grit Rabchester Lancaster R.H. Tiddeman Royal Physical Society Edinburgh Museum of Natural History