This kind of photography was not the only means of capturing pictures. Paintings for one captured all the details: https://www.google.com/search?tbm=isch&q=gol

This kind of photography was not the only means of capturing pictures. Paintings for one captured all the details: https://www.google.com/search?tbm=isch&q=goldie+portraits https://www.google.com/search?tbm=isch&q=goldie+portraits I think the effect is a bit like what infrared photography does to freckles: https://petapixel.com/2015/09/28/this-is-what-infrared-photography-does-to-freckles/ https://petapixel.com/2015/09/28/this-is-what-infrared-photo...