passage 541273 (lecture nid 1501, certain delivery 1969-11-14), 'So I went down today and she's asking me all kinds of questions... What proof do you have that you really are sixty-five this coming February?'; corroborated by passage 541348 (lecture nid 1503, certain delivery 1969-11-21), 'a week or so ago I went to an office regarding my Medicare, and I was asked to prove...'