Note 165 — Chapter VI · (continued 2)
Reading edition
Quarterly Journal of the Geological Society of London, vol. viii. August 1852.
[166] "On the Belgian Tertiary Formations," Geol. Journal, vol. viii, p. 344.
Reading edition
Quarterly Journal of the Geological Society of London, vol. viii. August 1852.
[166] "On the Belgian Tertiary Formations," Geol. Journal, vol. viii, p. 344.