Blank Postcard of a Lion at the Zoo, by Capitol Souvenir Company, 1948, Smithsonian Archives - History Div, Blank postcard of a lion at the National Zoological Park. The lion is laying down in its enclosure. The message side is blank, but it has a printed note: "Lion--Called the "King of Beasts". A member of the Cat Family; found in Africa and Asia. Characterized by majestic appearance, great strength and ability." The front has a white border..