You don't seem to understand the history of the time. There are two names on the report. There was very little, if any, political support at that time for giving her "extra" credit. The more likely scenario is that she should have been first author. That sort of thing happened a lot.
I believe they meant misattributed in modern media, not while she was working.
You’re right, I was thinking of a different case. Should have read the article before commenting