And then, based on that principle, he started looking around at the various trees at Timberline, and realized that the bristlecone pines -- he found some in the White Mountains that were over 4,000 years old.
Pe baza acestui principiu a inceput sa studieze diversi copaci aflati in teritorii adverse si si-a dat seama ca pinul-arici...- a descoperit in Muntii Albi astfel de pini batrani de mai bine de 4 mii de ani.