http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
A photographic gallery of the world's greatest aircraft with insights into the history and romance of aviation. It gives coverage of all types of aircraft from around the world, from early biplanes and airships to helicopters and the most recent military jets. It also gives gatefold treatment of four key aircraft: ME109, B17 (Flying Fortress) and B52 (Astratofortress) and the Boeing 747.