36 years ago today - Jun 13, 1975

... Temple recommends should not be issued to a young man being considered for a call as a missionary until he has received his mission call in a letter from the First Presidency. [Priesthood Bulletin, June 13, 1975]

[Source: Anderson, Devery; The Development of LDS Temple Worship, 1846-2000: A Documentary History, http://amzn.to/mo-temple]