Date (happened)
5 January 1970
(probable)
passage 546579 (lecture nid 1844), 'We re-open on the 5th of January, Monday the 5th... I'm reopening on the 5th of January'
Told / reported
28 November 1969
delivery claim d1 on lecture nid 1844, bare dateline '11/28/69' confirming an independently-reasoned internal-clues claim