...
Australian National Data Service
Bibliothèque nationale de France
Bibliothèque nationale de Luxembourg
Consejo Nacional de Investigaciones Científicas y Técnicas – Argentina
The British Library
Family Search International
Indiana University
Institut Internationale de la Marionnette
National Center for Atmospheric Research
Portico
Sempiternelia
Service interministériel des Archives de France
Smithsonian Institution
Texas A&M University Libraries
University College Dublin
University of Arizona
University of California, San Francisco
University of Chicago
University of Houston Libraries
University of Illinois at Urbana-Champaign
University of Maryland
University of North Texas
University of Southern California Information Sciences Institute
University of Utah