Title: Parsorion (riwayat hidup) ni missionar Gustav Pilgram dohot harararat ni Hakristenon di Toba
Subjects: Batak, Missionaries, Missions, Biography, Church history, Batak (Indonesian people)
Places: Tapanuli Utara (Indonesia), Indonesia, Germany, Tapanuli Utara
People: Gustav Pilgram (1848-1913)