Indeed, in winter, it is sometimes so much choked with snow that the arch disappears, and it is even said that self-respecting climbers, who recognise that a gully ought to be followed with strictness, have felt bound to reach the block by Tunnelling, instead of walking over the top.
"Climbing in The British Isles. Vol. 1 - England"
W. P. Haskett Smith
The work of this mining under the German lines has been carried on for a year or more by a number of Tunnelling companies from Australia, New Zealand, and our mining districts.
"From Bapaume to Passchendaele, 1917"
Philip Gibbs
When the metal discs were fired by Tunnelling officers the sound of thousands of our men cheering with the wild madness of enthusiasm could be heard even above the deafening uproar of the explosions.
"From Bapaume to Passchendaele, 1917"
Philip Gibbs