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The portal "Wissenschaftliche Sammlungen" is a project of the Coordination Office for Academic University Collections in Germany in cooperation with the Academic University and University Collections. Together we create a platform that makes information on scientific collections, activities and actors as well as metadata and digitised objects visible, searchable and scientifically usable via a web portal. The data will be freely and openly accessible via technical interfaces in standard formats and fed into national reference systems such as the German Digital Library.
The Roper Center for Public Opinion Research is one of the world's leading archives of social science data, specializing in data from surveys of public opinion. The data held by the Roper Center range from the 1930s, when survey research was in its infancy, to the present. Most of the data are from the United States, but over 100 nations are represented.
DIAMM (the Digital Image Archive of Medieval Music) is a leading resource for the study of medieval manuscripts. We present images and metadata for thousands of manuscripts on this website. We also provide a home for scholarly resources and editions, undertake digital restoration of damaged manuscripts and documents, publish high-quality facsimiles, and offer our expertise as consultants.