Note 344 — Chapter XVIII · STRUCTURE AND ARRANGEMENT OF THE LOWER OLD RED SANDSTONE VOLCANIC ROCKS IN THE FIELD

I suggested this possible connection many years ago in Trans. Geol. Soc. Edin. vol. ii. (1874) p. 21.

[345] The volcanic geology of the Cheviot Hills is described by Mr. Teall, Geol. Mag. for 1883, p. 106; and by Mr. Clough, Mem. Geol. Survey, "Geology of the Cheviot Hills," Sheet 108 N.E., 1888, p. 24.