1937 – The first Frequency Modulation or FM radio permit was granted to W1XOJ, in Paxton, Massachusetts. It went on the air with scheduled programs in May 1939 and operated with the highest output power (50 kilowatts) granted prior to World War II.
http://nationalradioclub.org/articles/1stfacts.txt
1947 – Eight years after William Hewlett and David Packard founded it, Hewlett-Packard was officially incorporated.
2005 – The largest and most widespread power outage in history happened on the Indonesian island of Java, affecting almost 100 million people.
https://www.upi.com/Millions-affected-in-Indonesia-blackout/37061124395633/
Read Tom’s science fiction and other fiction books at Merritt’s Books site.