During the years 1977-2008, 1.4 million photographs from 15 different institutions were made available on microfiche by Bildarchiv Foto Marburg as the "Marburger Index - the list of art in Germany".
1977年至2008年间，马尔堡图片档案在缩微胶片上提供了来自15个不同机构的140万张照片，作为“Marburger指数 - 德国艺术名单”。