"Body missing. Reward for information"
-- announcement in the "Deaths" section of the Classified Advertisements of the Daily Prophet (DP2)
Barnabas Blenkinsop was a wizard whose mysterious death is reported in the Daily Prophet (DP2)
Mr Blenkinsop's presumed death occurred on November 20, 1998 and his obituary appeared in the Daily Prophet. A reward was offered for information about what happened to his body since all that was found in his bed at St Mungo's was a tin of anchovies (DP2)
While the date printed on DP2 is 8 February 1999, the timeframe for these events is 1992-1993.