Smithsonian Accessibility Guidelines

To quote its website, “The Smithsonian Institution is the world’s largest museum, education, and research complex.”
https://www.si.edu/

And now the Smithsonian sets a de facto standard for accessibility of museum exhibits.

“Smithsonian Guidelines for Accessible Exhibition Design”
https://www.sifacilities.si.edu/sites/default/files/Files/Accessibility/accessible-exhibition-design1.pdf

Many thanks to Zalika Corbett, Technology Officer of Winikur Productions, for telling me about the Smithsonian accessibility guidelines!