Comparison of EOS-1Ds against EOS-1D Mark II, D-60, EOS-1D, 35mm format, 6x7 format. The main objective was comparison of image detail. There are variations in exposure, color balance, and contrast introduced by the photographer. All detailed images are cut from 20 inch wide enlargement of negative scan or raw converted file at 300 dpi. Cropped section converted to 72 dpi 800 x 640 pixel image. All images at ISO 100 except EOS-1D (ISO 200). All at aperture priority. Negatives scanned on Nikon 4000 ED and Nikon 8000 ED scanners with autoexposure function and post-scanning levels, contrast and brightness. All images subjected to varying levels of sharpening for maximal sharpening without gross distortion.