http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Learn the advantages and capabilities of medium-format cameras and examine all aspects of medium-format operations, including SLR, twin lens, panoramic, rangefinder, wide angle, press, and view cameras. Also explained and illustrated are lenses and their accessories, motor drives, films, flashes, filters, slides and slide projectors, and more. Includes black and white and color photographs and drawings to illustrate proper use of equipment and various techniques, effects, and possibilities that produce successful photographs with the best possible image quality. The medium format is truly the format in the middle. It combines many of the benefits of 35 mm photography with those of the large format, making a medium format system an excellent choice for almost all types of photography from candid action with a hand-held camera to critical studio work from a tripod. Special chapters are devoted to these different applications and the type of equipment that most likely meets your photography needs. This book explains clearly the medium format's benefits, advantages, and disadvantages and provides a comparison of the medium format to other formats so you can decide whether it is right for you and your photography.
Electronic reproduction. Boston, MA : Safari, Available via World Wide Web. 2002.