Just in case anybody wonders what happened, here's the threat from the lawyers representing the people who eventually came to own the copyright for that article.
Ultimately I had to hire an attorney to tell them to kick rocks, and I don't really want to have to do that again.
Bob, on further reflection, if the article you posted was your own photo then it's probably safe - at least no automated system would find it like what happened in this lawsuit. But if people find an already published image of a newspaper article that's a no-go.
Transcribing old newspaper articles ought to be fine.