Title: P.P. Semenov-Ti︠a︡n-Shanskiĭ i nauchnye issledovanii︠a︡ Issyk-Kuli︠a︡
Subjects: Congresses, Geographers, Biography, Discovery and exploration
Places: Soviet Union, Tien Shan
People: Petr Semenov-Ti︠a︡nʹ-Shanskiĭ (1827-1914)