All that he could do was to exercise the utmost caution, get as deeply into the recesses of the wood as he could, and let his future course be guided by circumstances.  In a battle area that was so full of soldiers it would not be long before he would catch sight of some of them.  The great thing was to see them before they saw him.  If they wore German helmets he would keep his distance.  If, on the contrary, he should see the old familiar khaki uniform of his American comrades, his troubles would be over.