50 years ago today - Aug 30, 1966

... Where persons who are involved in pending divorce or annulment proceedings make application for permission to go to the temple, brethren authorized to issue temple recommends should carefully and search ingly interview the applicant, and if it is found that he or she is in no cent of any serious wrongdoing in connection with the divorce or annulment and is otherwise worthy, a temple recommend may be issued. When the final decree of divorce or annulment has been entered, a divorce clearance must be obtained from the First Presidency by the parties involved, if they were previously sealed to each other in the temple, before they may be permitted to continue temple attendance or receive a temple recommend.... Divorces or annulments of marriage need not be cleared by the First Presidency for persons who were not sealed to each other in the temple....

[Source: David O. McKay, Hugh B. Brown, N. Eldon Tanner, and Joseph Fielding Smith, circular letter, Aug. 30, 1966, in Anderson, Devery; The Development of LDS Temple Worship, 1846-2000: A Documentary History, http://amzn.to/TempleWorship]