The Main Entrance to Staten Island Zoo, New York, N.Y.
Picryl description: Public domain photo of vintage New York postcard, free to use, no copyright restrictions image.
Rock Creek Road, Zoo Park, Washington, D. C.
Picryl description: Public domain photo of vintage Washington DC postcard, free to use, no copyright restrictions image.
Rock Creek Road, Zoo Park, Washington, D. C.
Picryl description: Public domain photo of vintage Washington DC postcard, free to use, no copyright restrictions image.
Lincoln Park, Lions in the Zoo, Chicago, Ill.
Picryl description: Public domain photo of vintage Illinois postcard, free to use, no copyright restrictions image.
Fairmount Park, Zoo. Llama ("Peru"), Phila. Pa.
Picryl description: Public domain image of a historic building in Philadelphia, Pennsylvania, free to use, no copyright restrictions.
Barrett Park Zoo, West New Brighton, Staten Island, N.Y.
Picryl description: Public domain photo of vintage New York postcard, free to use, no copyright restrictions image.
Lake in the Zoo, Fairmount Park, Philadelphia, Pa.
Picryl description: Public domain photo of vintage Pennsylvania postcard, free to use, no copyright restrictions image.
Lake at the Zoo, Cincinnati, Ohio
Picryl description: Public domain photo of a vintage Ohio postcard, free to use, no copyright restrictions image.
The Fords, Rock Creek Zoo Park, Washington, D. C.
Picryl description: Public domain photo of vintage Washington DC postcard, free to use, no copyright restrictions image.
![An elevated snoozer, [a bear at the Lincoln Park Zoo]. Lincoln Park, Chicago.](https://cache.getarchive.net/Prod/thumb/cdn6/L3Bob3RvLzE4NTAvMDEvMDEvYW4tZWxldmF0ZWQtc25vb3plci1hLWJlYXItYXQtdGhlLWxpbmNvbG4tcGFyay16b28tbGluY29sbi1wYXJrLWNoaWNhZ28tYzlmZGRlLTY0MC5qcGc%3D/40/20/webp "An elevated snoozer, [a bear at the Lincoln Park Zoo]. Lincoln Park, Chicago.")
An elevated snoozer, [a bear at the Lincoln Park Zoo]. Lincoln Park, C...
Public domain photo of a monument, historic place, free to use, no copyright restrictions image - Picryl description
Polar bear (Ursus maritimus), Zoo, Lincoln Park, Chicago.
Chicago Illinois stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker... More
Polar bear (Ursus maritimus), Zoo, Lincoln Park, Chicago.
Chicago Illinois stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker... More
![Staten Island Zoo [people at railing watching monkey in outdoor cage]](https://cache.getarchive.net/Prod/thumb/cdn6/L3Bob3RvLzIwMTYvMDMvMTEvc3RhdGVuLWlzbGFuZC16b28tcGVvcGxlLWF0LXJhaWxpbmctd2F0Y2hpbmctbW9ua2V5LWluLW91dGRvb3ItY2FnZS1kZTk3YWUtNjQwLmpwZw%3D%3D/40/26/webp "Staten Island Zoo [people at railing watching monkey in outdoor cage]")
Staten Island Zoo [people at railing watching monkey in outdoor cage]
Picryl description: Public domain photo of vintage New York postcard, free to use, no copyright restrictions image.
Pavilion at the Zoo, Cincinnati, Ohio
Picryl description: Public domain photo of a vintage Ohio postcard, free to use, no copyright restrictions image.
Staten Island Zoo's Famous Chimpanzee Judy with her baby Patsy
Picryl description: Public domain photo of vintage New York postcard, free to use, no copyright restrictions image.
Path to Zoo, Mountain Park, Mt. Tom, Mass.
Public domain photo of vintage Massachusetts postcard, free to use, no copyright restrictions image - Picryl description
Zebra. New York Sterecope Card. NYPL Collection.
Picryl description: Public domain image of a zoo, safari park, wild animals, free to use, no copyright restrictions.
Polar bear (Ursus maritimus), Zoo, Lincoln Park, Chicago.
Public domain scan of the back of stereograph card, stereoscopic view, 19th century, free to use, no copyright restrictions - Picryl description
Fairmount Park, Zoo. Llama ("Peru"), Phila. Pa.
Public domain scan of the back of stereograph card, stereoscopic view, 19th century, free to use, no copyright restrictions - Picryl description
Fairmount Park, Zoo. Llama ("Peru"), Phila. Pa.
Picryl description: Public domain image of a historic building in Philadelphia, Pennsylvania, free to use, no copyright restrictions.
![An elevated snoozer, [a bear at the Lincoln Park Zoo]. Lincoln Park, Chicago.](https://cache.getarchive.net/Prod/thumb/cdn6/L3Bob3RvLzE5MDAvMTIvMzEvYW4tZWxldmF0ZWQtc25vb3plci1hLWJlYXItYXQtdGhlLWxpbmNvbG4tcGFyay16b28tbGluY29sbi1wYXJrLWNoaWNhZ28tYjFkMzUyLTY0MC5qcGc%3D/40/20/webp "An elevated snoozer, [a bear at the Lincoln Park Zoo]. Lincoln Park, Chicago.")
An elevated snoozer, [a bear at the Lincoln Park Zoo]. Lincoln Park, C...
Public domain photo of a monument, historic place, free to use, no copyright restrictions image - Picryl description
Fairmount Park, Zoo. Llama ("Peru"), Phila. Pa.
Public domain scan of the back of stereograph card, stereoscopic view, 19th century, free to use, no copyright restrictions - Picryl description
![An elevated snoozer, [a bear at the Lincoln Park Zoo]. Lincoln Park, Chicago.](https://cache.getarchive.net/Prod/thumb/cdn6/L3Bob3RvLzE4NTAvMDEvMDEvYW4tZWxldmF0ZWQtc25vb3plci1hLWJlYXItYXQtdGhlLWxpbmNvbG4tcGFyay16b28tbGluY29sbi1wYXJrLWNoaWNhZ28tOWYzZTYxLTY0MC5qcGc%3D/40/20/webp "An elevated snoozer, [a bear at the Lincoln Park Zoo]. Lincoln Park, Chicago.")
An elevated snoozer, [a bear at the Lincoln Park Zoo]. Lincoln Park, C...
Public domain scan of the back of stereograph card, stereoscopic view, 19th century, free to use, no copyright restrictions - Picryl description