Slumping in valley of Swift Current Creek
Slumping in valley of Swift Current Creek
"Alkali" salt flat near Cantuar, Saskatchewan
W.O. Kupsch fonds
W.O. Kupsch fonds
Smelting bitumen from bituminous rocks after Agricola, 1550
Smelting bitumen from bituminous rocks after Agricola, 1550
Early distillation apparatus
Early distillation apparatus
The wall of watertank at Mohenjo Daro
The wall of watertank at Mohenjo Daro
Cut through the watertank at Mohenjo Daro
Cut through the watertank at Mohenjo Daro
Glazed, baked Arabian handgrenade
Glazed, baked Arabian handgrenade
Damage to agriculture through inundation in the Netherlands, 1945
Damage to agriculture through inundation in the Netherlands, 1945
Extent of alluvium deposits in the Netherlands
Extent of alluvium deposits in the Netherlands
Dune erosion from gales , North of Bergen aan Zee
Dune erosion from gales , North of Bergen aan Zee
Geological cross section of the Alps
Geological cross section of the Alps
Outcrop of "Athabasca tar sand" - pit of Abasand quarry
Outcrop of "Athabasca tar sand" - pit of Abasand quarry
Air photograph of McMurray, Alberta
Air photograph of McMurray, Alberta
