Notes on Rock-specimens collected by W. Gowland, Esq., A.R.S.M., F.I.C., F.C.S., in Korea

Thos. H. Holland
1891 Quarterly Journal of the Geological Society  
doi:10.1144/gsl.jgs.1891.047.01-04.16 fatcat:e5l3m5an3jcslfrn5hrvnatim4