I'm pretty sure the following clip was used during the break-up of the Kaled Dome by artillery fire in 'Genesis of the Daleks' (1975): http://bbcsfx.acropolis.org.uk/?q=large+guns+barrage
I'm pretty sure the following clip was used during the break-up of the Kaled Dome by artillery fire in 'Genesis of the Daleks' (1975): http://bbcsfx.acropolis.org.uk/?q=large+guns+barrage