Note 191 — Chapter XXXV · THE SYSTEM OF DYKES—continued
Reading edition
This locality was well described by Sedgwick, in his early paper on Trap-Dykes in Yorkshire and Durham, Trans. Cambridge Phil. Soc. ii. p. 27.
Reading edition
This locality was well described by Sedgwick, in his early paper on Trap-Dykes in Yorkshire and Durham, Trans. Cambridge Phil. Soc. ii. p. 27.