Off the beaten track, encircled by forest, and festooned on one side by bird feeders is a grand roost for Roger Tory Peterson enthusiasts. Known primarily as a pioneering ornithologist, Peterson was equal parts painter, writer, teacher, and explorer. His major works and relics from his travels are collected at this institute, where they are accessible to the generations of aficionados of his nature guides. Born in Jamestown, New York, in 1908, Peterson was swift to embrace the world of birds at age 11 after a chat with a teacher…