American workmen use explosives to blow up flats for a new war office building.
Full title reads: "Dynamite At War Office Site".
Washington DC, United States of America (USA).
CU and MS Workman drilling holes in wall and placing sticks of dynamite into the holes in order to destroy a block of flats and clear the site for the new war office in Washington.
CU Man pushing plunger to set off explosion.
GV of the block of flats collapsing. A large cloud of dust rises up.