526 documents - page 1 of 27
"White Tiger in My House" by Elizabeth C. Reed, National Geographic, April 1970
National Zoological Park website, crawled July 22, 2011
"Stand By, Gang, Here Comes, Mopie," The Evening Star and The Washington Daily News, December 12, 1972
"How the Zoo-Keeper Lost His Elephants" by Bob Levey, The Washington Post, c. May 1978
"Hsing-Hsing and Ling-Ling from Peking" by Larry Collins, Smithsonian Magazine, June 1972
"Washington: Emery Boards for Elephants" by Judith Martin, The Washington Post, September 19, 1972
Abbreviated History of the Holt House, 1998
National Zoological Park website, crawled August 16, 17, and 27, 2012
National Zoological Park Website, 2004
Report of the Superintendent of the National Zoological Park, 1927
Report on the National Zoological Park, 1958 (Accession 15-257)