I did my photo thesis in school of tintypes of African people and animals you can see some samples here (at the bottom of the page): http://katypair.com/book-project-2/

I have a passion to do alternative processes and have been working on doing portraits in them! I have attached a couple I have been playing with  below. Part of the beauty of these prints is how they are all one of a kind

silver gelatin on copper:

tintypes: http://en.wikipedia.org/wiki/Tintype