https://youtu.be/2xuw5x7yZBw
Jun
03
May
31
1966- the patent for the cold saw is filed.
May
25
https://youtu.be/k5HNHUGCFZw
May
21
https://www.youtube.com/watch?v=OWb7ZOCnbHs
May
21
https://m.youtube.com/watch?v=bflTi41S6Og
May
21
1846- A steamship arrives in Hawaii for the first time.
May
20
1830- a railroad timetable is published in a newspaper for the first time.
May
19
https://www.youtube.com/watch?v=fxoYq5sBP4s
May
19
https://www.youtube.com/watch?v=R_sC2wX9Uwc
May
19
1880- English designer of the Manchester Opera House, Albert Richardson, is born.