The death of John Middleton Campbell

June 7, 1906
The celebrated Association football players, Johnny Campbell, who a few years ago was the foremost centre-forward in England, died suddenly on Thursday night at his residence in Sunderland, having burst a blood vessel.

Campbell, who was a member of the Sunderland football team when at the height of its renown, had been a licensed victualler of recent years. He was aged thirty-six.
(Liverpool Daily Post: June 9, 1906)