On the other side stretched a piece of waste land, where iron clinkers and slag lay in great heaps, and rubbish of all kinds was deposited.
"Dick Lionheart"
Mary Rowles Jarvis
They were also threatened by the British advance from the Loos battlefields by way of that great pair of black slag-hills called the Double Crassier, famous in this war for close, long, and bloody fighting, where since September of 1915 our men have been only a few yards away from their enemy, and where I saw them last a month or two ago through a chink of wall in a ruined house.
"From Bapaume to Passchendaele, 1917"
Philip Gibbs
I was watching the German lines there, and staring at the ruined houses and slag-heaps and broken water-towers of Harnes and Annay, beyond the outer fields of the mining city.
"From Bapaume to Passchendaele, 1917"
Philip Gibbs