"We're going right," Bob declared much encouraged.
"You said it," Jack agreed. "That rock must have been turned not much more than fifteen minutes ago."
"Not more than that surely."
"Then we're gaining on him," Jack declared.
"Or them," Bob corrected him. "Don't forget that there's probably two of them if not more."
"Him or them, it's all the same just so we find Sue," Jack declared as they started off again.
If their way had been hard it was all but impassable now. The dead underbrush was so thick that often they had to make a wide detour, but so dry was it that, looking back, they could see that they had left no trail behind them.
"Wonder how far it is to the top here," Jack panted a little later as he pulled himself up a particularly steep place by the branch of a convenient tree.
"Goodness knows," Bob replied a few feet behind him.
"Well, it seems as though we must be most to the top o' the world. If we get much higher we'll have to duck to let the clouds go past."