The great West that George Bird Grinnell first encountered in 1870 as a 21-year old man was shortly to disappear before his eyes. Nobody was quicker to sense the desecration or was more eloquent in crusading against the poachers, the hidehunters, and the disengaged U.S. Congress than George Bird Grinnell, the “Father of American Conservation.” Grinnell founded the first Audubon Society, cofounded the Boone and Crockett Club with Teddy Roosevelt, and led the effort to establish Glacier National Park. Audiences will…