Courtesy Of: Eva Schiffer
Copyright 2007 Eva Schiffer
The back of this photo is labeled with the text "Mom, Dad, Santo (died in 1918) and John" ( large and small scans). The finger prints are not nearly as obvious on the back of the actual photo. For some reason the scanner color correction made them much clearer. I find the effect somewhat creepy.
The 300 dpi version of this image can be found here.