Millenials may not be familiar with the old photography technique, but this were the kind of images you would get out of an old large format camera with a back plate in the days of analog and chemstry. Howevere, this was created digitaly using a DSLR and Adobe Photoshop CC.
Here's is a step by step process that I went through to create this wet plate look. I've included the extra images of backgrounds that I used in this work. It starts off with a color image...