Nointel : 2D documentation Upper Cretaceous

Nointel : 2D documentation Upper Cretaceous

Nointel : 2D documentation Upper Cretaceous

Nointel : 2D documentation Upper Cretaceous

Nointel : 2D documentation Upper Cretaceous

Nointel : 2D documentation Upper Cretaceous

Nointel : 2D documentation Upper Cretaceous

Nointel : 2D documentation Upper Cretaceous

Nointel : 2D documentation Flint mine. Flint was extracted from shallow shafts, sometimes with short walkways

Nointel : 2D documentation Upper Cretaceous

Nointel : 2D documentation Upper Cretaceous

Nointel : 2D documentation Upper Cretaceous