1897-John Philip Holland’s electric/gasoline fueled submarine is launched in the US.
May
17
May
16
https://www.youtube.com/watch?v=3szmSH1Ncvk
May
16
https://youtu.be/mVeIwGbDlMc
May
16
1874- A dam bursts in Williamsburg, MA, resulting in the US’s first recorded dam disaster.
May
15
https://youtu.be/9ErMNreMGFE
May
15
https://youtu.be/HC-WSsRawnE
May
15
https://youtu.be/XwD2tZNJ3v8
May
15
https://youtu.be/-MCzbGFQOFI
May
15
1907- Toronto plumbers begin a 4-month strike.
May
14
https://youtu.be/hfKsTV4sbFI