gem photograph

What is gem photograph?

gem photograph meaning in Information Science terminology / glossary / dictionary is:

A very small tintype, usually a portrait, about 1/2 x 1 inch in size for mounting in jewelry or in a carte-de-visite size cardboard holder designed to be inserted into a Victorian carte-de-visite photograph album, popular from the mid-1860s until about 1880 (see this example).

 

reference: ABC-CLIO