There was a particular comment which I think was on like page 69 or so...
"Do not attempt any turns above 70,000 feet; drop to 70,000 feet first then do your turn with a turn radi of ~2miles....
Do not fly above 90,000 feet without prior authorization"
---
Or some-such... so the thing was known to fly over 90K feet - but you needed approval to do so...
Nine-teen SIXTY WHAT?
There was a particular comment which I think was on like page 69 or so...
"Do not attempt any turns above 70,000 feet; drop to 70,000 feet first then do your turn with a turn radi of ~2miles....
Do not fly above 90,000 feet without prior authorization"
---
Or some-such... so the thing was known to fly over 90K feet - but you needed approval to do so...
Nine-teen SIXTY WHAT?