1. Exploitation of material and immaterial resources - Complementarity between districts of Trøndelag (Mid-Norway) 1850-1920 / Creator: Tretvik, Aud Mikkelsen Subject: urbanizace, rekreace, turistika, hory, světové dějiny 1789-1918, světové dějiny 1918-1945, Norsko, and jednotlivé sporty, turistika Language: English Rights: unknown