This week in history #42

Last week's photos:
1822 Brazil
1775 US Navy
1884 Greenwich Mean Time
1947 Yeager

Last year we looked at obscure holidays. This year, let’s look at major world events that occurred each week.  Make your best guess in the comments as to the years of each event.  No googling!

Week #42

October 16, ____ - Yale University was founded in Connecticut. 

October 19, ____ - Wall Street "Black Monday" occurred. Stocks plunged a record 508 points [22.6 per cent], the largest one-day drop in stock market history. 

October 20, ____ - The US and Britain agreed to set the US-Canadian border at the 49th parallel.

October 21, ____ - Thomas Edison successfully tested an electric incandescent lamp at his laboratory in New Jersey, keeping it lit for over 13 hours.