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Here is an article on the Apollo glasses.
https://zarellispaceauthentication.com/blog/2017/7/1/the-libbey-space-glass-story
And a pretty detailed forum post.
http://www.collectspace.com/ubb/Forum27/HTML/004812.html
There is no mention of lead in either link.
Imo if you suspect any cup of having lead I wouldn’t drink from it.