Papers Signed by Famous FBI Agent Melvin Purvis Jr. Found

Record-keepers examining long-forgotten documents in a courthouse have found
some unremarkable depositions with a noteworthy signature: Melvin Purvis Jr.,
the FBI man famous for tracking down John Dillinger and other gangsters in the
1930s.

https://news.yahoo.com/docs-signed-famous-1930s-fbi-man-found-ohio-200742952.html