Sept (no specific date, references September hijacking)

1 page

This date is written relative to its document — "last November", a weekday, "the following spring". Placing it needs the surrounding file, which a later stage of the archive pipeline resolves.

LetterConstituent letter to Senator Henry M. Jackson alleging CIA link to 727 hijacking12 December 1971 · Part 104 · 1 page

p. 145FBI exemption codes b6 and b7C stamped in margin, indicating redaction categories for personal privacy and law enforcement. Date of the letter, partially obscured. Likely Dec. 12, 1971. Return stam…