Scope and Contents Electronic resources consist of digitized images of the glass lantern slides, video slides of those images, and digital and digitized documents including drawings and notes, articles and pamphlets written by Tyrrell, and publications that reference him or his work.The glass lantern slides depict images of birds taken by W. Bryant Tyrrell. Images include ospreys,red shouldered hawks, turkey buzzards, blue birds, barred owls, bald eagles, ravens, hummingbirds, ducks, and bobwhite...