Untersuchungen uber den finnlaendischen Rapakiwi-granit by Freiherr Th. Ungern-Sternberg. This book is a reproduction of the original book published in 1882 and may have some imperfections such as marks or hand-written notes."
Untersuchungen uber den finnlaendischen Rapakiwi-granit by Freiherr Th. Ungern-Sternberg. This book is a reproduction of the original book published i...