https://youtu.be/_u1ET0nqFhY
Apr
13
Apr
13
1749- the Radcliffe Camera, an Oxford University building, designed in the neo-classical architectural style, opens.
Apr
12
Apr
12
1937-Sir Frank Whittle ground-tests the first jet engine designed to power an aircraft at Rugby, England.
Apr
11
https://m.youtube.com/watch?v=nqAvjeukUFk
Apr
11
https://youtu.be/12tlDNMbqkM
Apr
11
https://youtu.be/OTfiiiEIBrU
Apr
11
https://youtu.be/cb5bMPmI9Ig
Apr
11
https://youtu.be/iqeos5H-x6w
Apr
11
https://youtu.be/GJymwdjdcY0