Subject ASC000094b
Midland naturalist.
v.4 1881, Page 188 (1881)
Mertz Library, The New York Botanical Garden
BHL Page 14315240
Keywords
Upper red marls borehole Triassic rocks gypsum rock salt triassic rock permian formation red marl height rock geology Middlesborough Tees boreholes Permian formation section keuper marl sandstone dolomitic limestone Permian limestone strates Rock layers Marls Geology middlesbourogh bore holes (1863) sedimentary rock Sandstone Limestone marls Mr. J. W. Kirkby Prof. A. C. Ramsay boreholes