Contents[Colorado Snow Observer]1[The Story of a Thousand-Year Pine]29[The Beaver and his Works]51[The Wilds without Firearms]69[A Watcher on the Heights]81[Climbing Long's Peak]97[Midget, the Return Horse]113[Faithful Scotch]129[Bob and Some Other Birds]149[Kinnikinick]169[The Lodge-Pole Pine]181[Rocky Mountain Forests]197[Besieged by Bears]215[Mountain Parks and Camp-Fires]231[Index]259Illustrations[Long's Peak from the East]Frontispiece[A Man with a History]6[The Crest of the Continent in Winter, 13,000 Feet above Sea-Level]16[A Snow-Slide Track]20[A Veteran Western Yellow Pine]32[A Beaver-House]58[A Beaver-Dam in Winter]63[Lake Odessa]76[On the Heights]84[A Storm on the Rockies]94[Long's Peak from the Summit of Mt. Meeker]100[On the Tip-Top of Long's Peak]110[A Miner on a Return Horse]116[Scotch near Timber-Line]132[The Cloud-Capped Continental Divide]144[Ptarmigan]158[Summer at an Altitude of 12,000 Feet]178[A Typical Lodge-Pole Forest]184[Aspens]204[A Grove of Silver Spruce]208[Ouray, Colorado, a Typical Mining Town]218[Estes Park and the Big Thompson River from the Top of Mt. Olympus]238[In the Uncompahgre Mountains]244[A Grass-Plot among Engelmann Spruce]250