Her extremely helpful bibliography led me to the Smithsonian Institution. The records showed that in 1977 the Washington National Cathedral Archives gave their collection of Lawrence Saint formulas and glass samples to the Smithsonian Institution where it became part of the National Museum of American History. It was later moved to the
where it became designated simply as: “Collection 90”. Museum Support Center
Collection 90 is stored at the Silver Hill Facility which is the off-site storage of the National Museum of American History. I made arrangements to go down and see these materials.
What awaited me was an ultra secure, high tech storage facility.
Of course, you’re thinking the same thing I was, “This is where they keep the Ark of the Covenant, right?”