Blank postcard of a giraffe at the National Zoological Park. The giraffe is standing in its enclosure. The message side is blank, but it has a printed note: "Giraffe--The tallest of all mammals ...

Color postcard of three cubs of a white tiger at the National Zoological Park. The front of the postcard has a white border. The postcard is unused, but the message side has a printed note about the ...

Balloons are a great addition to any celebratory occasion, and the first day of a new school year is definitely a reason to ...