Demonstration of 'super bulldozer' for open cast mining.
GV. New American caterpillar tractor dragging dozer. CU. Dozer scooping up earth. CU. A second tractor pushes from behind. SV. Dozer filled with earth moving forward. CU. Earth being taken out by dozer. SV. Tractor and dozer. Tractor stops and rest go on. SC. American foreman talking to interested people. GV. Tractor pulling dozer to slag tip. Dozer starts to dump.
(Orig.Neg.) (Title "A")