Original, hard copy editions of old newspapers can be read at the Library Of Congress.
http://www.loc.gov/rr/news/lcnewsp.html
Also major university libraries often have retained their original editions of old newspapers, as well as the actual publishers of those papers.
For example: https://www.nytimes.com/content/help/search/archives/archives.html
The danger in digitally altering an article is never knowing who might still have a hard copy of the original article that could expose the fraud.
Original, hard copy editions of old newspapers can be read at the Library Of Congress.
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Yes, well, I don’t see the years in question on their index. And that’s provided that anyone is able to go to DC to the Library of Congress to find it and let’s just make a wild guess that even if the copies WERE there, they’re “lost” at present, just like so many documents that are supposed to exist get “lost”.