are a range of reference points that can be made when dealing with the
edge of the image. While each presents a different aesthetic device
as a means of containing the image, a technique or process might also
be referenced. A general audience unfamiliar with the process might
only read the image from an aesthetic point. These edge devices tend
to go in and out of fashion with different periods, and the comercial
sector, advertising area and magazine presentation tend to pick up on
the current trend and fog it to death. However they offer a variety
of useful means of presenting the image as a final print.
If the print is mounted on a white background there can be award visual distractions set up between white areas of the print and the mount. Also, as you might have realized there is often crucial visual information in the negative outside the print area that is left out and this type of presentation can suggets that the negative has been cropped. While a more unusal variation of this can presented through a much larger scale, it remains the most common print edge or boarder.