High-pressure high-temperature research programs at many universities in the United States and Canada used presses designed by Dr. Hall.  His presses were also sent to Europe and Asia.  Materials on all of the following are available in the archive:

• French AEC, Paris, France (1964)
• Rice University, Houston, Texas (1965, also the source of the image for this post)
• Tohuku University, Sendai, Japan (1968)
• University of Western Ontario, Ontario, Canada (1973)
• University of Georgia, Athens, Georgia (1974)
• Brigham Young University, Provo, Utah (many years)