Date (happened)
c. 1964
(possible)
passage 554469 (lecture nid 2171), 'A friend of mine has been gone now for about six years -- a doctor'
Told / reported
between 26 November 1970 and 30 November 1970
(probable)
lecture nid 2171's more specific delivery claim (d1, probable, supported): Bhola cyclone and Thanksgiving-weekend road-toll references bound delivery to 26-30 Nov 1970