Scope and Contents The Bureau of Biological Survey Bird and Rodent Lantern Slide Collection consists of two series of dated and undated lantern slides that are organized into five boxes. The dates fall between 1907 and 1919. The slides were created by the Bureau of Biological Survey (BBS) and contain photographs documenting BBS operations in the Southwestern U.S. in bird and rodent control. Included are images of BBS campsites and crew, farmers, methods of animal damage control, as well as images of...