drain at once down one of the manholes, and work back to the house. It seemed to me, too, that the house was inconveniently chosen, and required a needless length of tunnel. And just as I was beginning to face these things, the artilleryman stopped digging, and looked at me.
"We're working well," he said. He put down his spade. "Let us knock off a bit," he said. "I think it's time we reconnoitred from the roof of the house."
I was for going on, and after a little hesitation he resumed his spade; and then suddenly I was struck by a thought. I stopped, and so did he at once.
"Why were you walking about the common," I said, "instead of being here?"
"Taking the air," he said. "I was coming back. It's safer by night."
"But the work?"
"Oh, one can't always work," he said, and in a flash I saw the man plain. He hesitated, holding his spade. "We ought to reconnoitre now," he said, "because if any come near they may hear the spades and drop upon us unawares."
I was no longer disposed to object. We went together to the roof and stood on a ladder peeping out of the roof door. No Martians were to be seen, and we ventured out on the tiles, and slipped down under shelter of the parapet.
From this position a shrubbery hid the greater portion of Putney, but we could see the river below, a bubbly mass of red weed, and the low parts of Lambeth flooded and red. The red creeper swarmed
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