Italian 18th/19th Century · probably late 18th or early 19th century
nielloed silver
National Gallery of Art · CC0 1.0
Lindy Arts
![Visconti Viper (bischera) [reverse]](https://api.nga.gov/iiif/e4342987-8ec2-43b7-aed8-fc5c635c5c05/full/!900,900/0/default.jpg)