“They had straddled the British trenches, ‘crushing the sides of our own trench out of shape with their machine-guns swivelling around and firing like mad.’ Their commanding officer furiously rained blows on the side of one of them with his staff cane, trying to get them to stop. Nobody knew what they were, except that they were British. ‘There was a bulge on each side with the door in the bulging part,’ observed Chaney, ’and machine-guns on swivels poked out from either side.”
