A huge explosion shifts limestone in a quarry at Keighley.
Titles read: "THE BIG BLAST" (Dublin issue).
Keighley, West Yorkshire.
Various shots of quarrymen packing caves with cans of amonol high explosives prior to blasting at a limestone quarry. A man runs a pen over a map of the area to be exploded.
L/S of the enormous explosion. Workmen examine the limestone which has been brought down. Commentator explains what the limestone will be used for.