Where can I find - No mans land 43

Upon the second no mans land 43 she kept to the road. It was loss of time wandering in the woods, skirting no mans land 43 and marsh, forced ever and again to return to the beaten track. She thought, also, that she must be safe, so far was she now from Fair View. How could they guess that she was gone to the mountains. About midday, two men on horseback looked at her in passing. One spoke to the other, and turning their horses they put after and overtook her.