- FondsMG 146 - W.O. Kupsch fonds
- SeriesJ. Audio-Visual Materials
- 782 more...
- ItemWOK 6-107 - Lines of springs in cut alluvial fan, south of Callao
- ItemWOK 6-108 - Basalt dike through Lower Cretaceous sands - south of Callao
- ItemWOK 6-109 - Aerial view of Cretaceous-Tertiary intrusives
- ItemWOK 6-110 - Aerial view of high Sierras northwest of Cerro de Pasco
- ItemWOK 6-111 - Aerial view of high Sierras northwest of Cerro de Pasco
- ItemWOK 6-112 - Rugged Paleozoic rocks near Huanuco
- ItemWOK 6-113 - Steeply dipping Paleozoic strata on east side of Andes
- ItemWOK 6-114 - East side of Andes - between Tingo Maria and Boqueron del Padre Abad
- ItemWOK 6-115 - TAPSA C-46 at Tournavista airstrip
- 1514 more...