Rubber boats dropped by plane in rescue operations
Rubber boats dropped by plane in rescue operations
Slumping in valley of Swift Current Creek
Slumping in valley of Swift Current Creek
"Alkali" salt flat near Cantuar, Saskatchewan
Planes at dock, Inuvik, N.W.T.
Planes at dock, Inuvik, N.W.T.
Cessna 206, CF-SLV on runway
Cessna 206, CF-SLV on runway
Canso stuck on runway, Milne Inlet, N.W.T.
Canso stuck on runway, Milne Inlet, N.W.T.
Boarding Canso by climbing on wing
Boarding Canso by climbing on wing
Caterpillar pulling stuck Canso
Caterpillar pulling stuck Canso
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
The Netherlands without dikes
The Netherlands without dikes
