Search Only Images Visit Image Gallery FAQ page Visit Image Gallery FAQ imggal_sm2.png Image from Official guide book Download this image Image ID: SIL-sil24-117-01 Cite this: Chicago Zoological Society (Ill.). [n.d.]. Official guide book, Chicago Zoological Park, Brookfield, Illinois, [Chicago]. Original Caption: Dr. Weaver Williamson, Mrs. Helen K. Kristufek, Dr. Evelyn Tilden Tag(s): chicago, Zoos and Aquaria Topic(s): Zoology Find in: Library Catalog Download: Image No Copyright - United States Request copy of image How can I use this image?