1936 - 1st alcohol (early ethanol) power plant forms, Atchison, Kansas
https://youtu.be/_0Wxgd5kOuo
https://youtu.be/HfP7y7duvRU
https://youtu.be/2A_h2AjJaMw
https://youtu.be/8QMxaKXsHOg
1904- Groundbreaking at the Palace of Fine Arts in Mexico City.
https://youtu.be/ZlvtRsCyyok
https://youtu.be/A_aOWvITntI
1968 - the first Boeing 747 was rolled out of the Everett assembly building
https://youtu.be/uBLKTQRIfg4