Kelly Johnson was also was the lead designer on the P-38 Lightning, F-104 Starfighter, and the U-2 Dragon Lady. In other words he was probably a space alien stranded on this planet
Kelly Johnson is one of my few "heroes". Genius plain and simple.
Thought some may enjoy this.
Also, the narrator pronounces "aluminum" different.
I know British pronounce it the way the narrator does, maybe some other European countries.