- ArchiefMG 146 - W.O. Kupsch fonds
- ReeksJ. Audio-Visual Materials
- 866 more...
- StukWOK 7-42 - Waterfall and tropical vegetation on Jurassic sandstone beds
- StukWOK 7-43 - Large blocks of conglomerate - Boqueron del Padre Abad
- StukWOK 7-44 - View showing vegetation and Jurassic sandstone - Boqueron del Padre Abad
- StukWOK 7-45 - Steeply dipping limestones and shales of Tertiary age
- StukWOK 7-46 - View from porch hotel Turista, Tingo Maria
- StukWOK 7-47 - Valley near Tingo Maria
- StukWOK 7-48 - Looking down on youthful valley between Tingo Maria and Huanuco
- StukWOK 7-49 - Youthfully dissected mountains between Tingo Maria and Huanuco
- StukWOK 7-50 - Terraced slopes near Huanuco
- 1430 more...