Archival Digital Image CreationElectronic Text Center University
of Virginia Charlottesville, VA 22904 For more information, see
the following: There is a distinction growing between
preservation imaging and what we call here archival imaging. For
the preservation world, there is a heavy reliance on high-speed,
1-bit (simple black and white) page images shot at 600 dpi and
stored at Group 4 fax-compressed files. This gives an image
reminiscent of a microfilm image. For a straightforward printed
page with no graphics, 1-bit imaging maintains the ability to
read the content but it gives no sense of the page as an
artifact -- no shading, no color, etc. What we here call
archival imaging assumes that one's needs are for high quality
images that replicate not simply the information on a page -- as
a black and white image does for typeset material at least --
but the experience and visual nuances of the original. A high-
quality color image (24-bit) does this -- the value is not
simply for specialist use, but for ge