Pioneering in the Far East - Helms, Ludvig Verner (Dawsons : London, 1969)
Reprint of London 1882 ed.
Keywords: Mines and mineral resources -- Russian S.F.S.R. -- Kola Peninsula; East Asia -- Description and travel; California -- Description and travel -- 1848 -- 1869.; White Sea (R.S.F.S.R.)