George Bird Grinnell was a prolific writer and record-keeper.
In 1891, he began advocating to protect the area as a nationa.
As a result, he wrote a series of articles about his trips from 1885 to 1898 for publication in Forest and Stream.
With his small group of explorers, he discovered and named forty geological features east of the Continental Divide and west of the Blackfeet Reservation.
After a long day\'s hunt or exploration, he diligently made time in camp for meticulous journal entries.
George Bird Grinnell was a prolific writer and record-keeper