Secretary's Report, 1958 PLATE 10 
a: 
ZB 
Indian elephant, 14-year-old male, cep his dental braces devised by Keeper Roger 
McDonald to prevent the tips of the tusks from growing together. Photograph by 
Francis Routt, courtesy of the Washington Evening Star. 
2 
Trumpeter swans, on deposit from the Fish and Wildlife Service. Largest of the swan 
family, these birds have been saved from extinction in the United States by the careful 
protection of the Fish and Wildlife Service. Photograph by Wellner Streets, courtesy of 
the Washington Daily News 
