National Geographic : 1949 Aug
White Blazes on Trees Guide Appalachian Trail Hikers Regularly, volunteers like this girl take paintpot and brush into the woods to freshen A. T. markers. On winding sections, blazes are placed within sight of each other. Blue blotches mark side trails. Double blazes warn of abrupt changes in route. Andrew H.Brown A Hiker Gulps Cold Water from aRocky "Cup" Robert Bumstead, of Philadelphia, drinks from aclear spring beside the Ap palachian Trail near North Conway, inNew Hampshire's White Mountains. This section of the A. T. follows theoldCrawford Path, once apopular bridle trail from Crawford Notch to Mount Washington.