Date (happened)
15 October 1949
passage 544156 (lecture nid 1781): 'It's the October 15 letter of 1949, it's called The Science Newsletter and the date...October the 15th, 1949'
Told / reported
19 February 1965
sole delivery claim on lecture nid 1781: chrome dateline '2/19/65' recovered from the WordPress post header