2 ms·
The time from project start to first flight of the SR 71 was 47 months - with slide rules and manual drafting.
by hansthehorse 6y ago
The time from project start to first flight of the SR 71 was 47 months - with slide rules and manual drafting.
- p_l 6y agoWith heavy use of computers, including one special that was built just for the project effectively - and it was critical for the project getting off the ground at all. And even then a lot of the calculation was done on specialised scientific calculators operated by low-status (human) "computers".