Yes, I thought about that. In general, they look professionally typed, not by a hunter and pecker. Anyone have a bio for Killian?
One other thing. August 18, 1973 was a Saturday. That memo, in particular, was not produced by a 9-5, Monday to Friday typist. On the other hand, Aug. 1 1973 was a Wednesday. Would a TANG officer have been using the same typewriter on a weekday, when he was likely at the day job, as on a weekend?