1964 New York World's Fair Souvenir Butterfly Wing Screw Back Earrings of the Unisphere 

1964 New York World's Fair Souvenir Butterfly Wing Screw Back Earrings of the Unisphere 
Souvenir screw back earrings from the 1964 to 1965 New York World's Fair.
The silver tone earrings feature a shiny gold Unisphere backed with iridescent blue butterfly wings on a pearly white background under domed glass.
" Genuine Butterfly Wings by Hoffman". Hoffman was the company known for making real South American butterfly wing jewelry.
A piece of vintage butterfly wing jewelry that is also a world's fair collectible, a New York landmark collectible, and a corporate advertising collectible.
3/4"