Rocks falling from a cliff above Moa Bone Point Cave at Redcliffs following a dynamite charge explosion in an attempt to dislodge a rock outcrop in the area.
A hydraulic platform is used to place dynamite charges at a cliff near Shag Rock and Redcliffs.
Remains of a damaged building at Anderson Limited after an explosion of a gas cylinder.
Damage to the bitumen delivery and blending tank at Shell Oil Company's bulk bitumen installation in Lyttelton, after it exploded.
A firefighter inspects the damage after a hot water cylinder exploded in a Hereford Street flat.
Police inspecting the scene of a suspected bomb blast outside Canterbury Tales bookshop in the Village Gate Shopping Mall in Merivale.
The window of the Canterbury Tales bookshop in the Village Gate Shopping Mall in Merivale, after a suspected bomb blast.
The damaged remains of a boat after it exploded at Scarborough boat ramp. The cause of the explosion was unknown.
The remains of a disused Lees Valley bridge over the Ashley River after it was blown up with gelignite and electric detonators. It was suspected that local ancharists caused the blast as anarchist...
Test of a mock mushroom cloud explosion by Anthony Lealand of Lucifer Fireworks Co at West Melton shooting range. The cloud will be part of a display at the peace festival in Christchurch.
The remains of a Labour Department explosives store in Cass Bay which exploded.
Firefighters hosing the top of a bitumen tank which exploded at Bituminous Roofing Products Limited, Coleridge Street in Sydenham.
Views of the damage caused by the explosion and fire that occurred in Sydenham.
Police guarding the scene of an acetylene tank explosion at Anderson Heavy Ferrous Foundry Centre on Curries Road, Woolston. The tank exploded as it was being unloaded from a flat deck truck.
A detective and a post office official examine an exploded postal box at the Walker Street post office.
The Walker Street post office where a bomb was placed in the postal box.
Fire prevention officer, J. F. Hegarty inspecting the fire damage following a fatal explosion at Verkerks Butchery at 196 Armagh Street.
Employees of Verkerks Butchery, Stephen Katsaras (left), Andrew Edwards and Vincent Tikao, clean up after a fatal explosion at their site at 196 Armagh Street.
Firefighters attending to an explosion at Verkerks Butchers at 196 Armagh Street on the corner with Manchester Street.
Firefighters and crowds outside Nu-Way Dry Cleaners in Colombo Street near the intersection with Cashel Street following an explosion.
Aftermath of explosion in the booster section of of the Christchurch Gas Company gas works.
Newspaper caption: The operations of No. 1 Field Company New Zealand Engineers at the Annual Training Camp, Tai Tapu, Canterbury. Territorial Camp: No.1 N.Z. Engineers at Tai Tapu. At the annual camp...
Firefighters hosing down the number 6 petrol storage tank at Lyttelton after it exploded as a result of faulty equipment.