A Portrait Miniature is a small, finely detailed painted portrait, typically on ivory, vellum or copper, popular from the 16th to 19th centuries as a personal, portable likeness before the advent of photography.
THE SHACKLETON FOX ENCYCLOPAEDIA
A Portrait Miniature is a small, finely detailed painted portrait, typically on ivory, vellum or copper, popular from the 16th to 19th centuries as a personal, portable likeness before the advent of photography.