Keywords: Comparison of images derived from DjVu and from PDF.png Image showing the huge loss in quality when an image is extracted from a DjVu derived from a PDF left as opposed to from the actual PDF right In this example the image comes from http //www archive org/details/mammalsminnesot00herrgoog which was originally a Google scan The DjVu images is from the DjVu link and the PDF from the PDF link http //www archive org/details/mammalsminnesot00herrgoog frontispiece 2012-02-02 Inductiveload Compression artifacts |