This Day, August 31, Is Special In The Storied History Of The Harrier Jump Jet.
Not one BUT TWO (2) milestones on August 31,
1960 & 1966.
These were, however, the Harrier PROTOTYPES —
the Hawker Siddeley P.1227,
and BOTH milestones under the auspices
of the RAF.
Maiden Flight & Static Engine Test.
Click to ENLARGE and read here.
Both from Wikipedia.