United States Guinness Records in 1947

This is a compilation of 5 United States Guinness records in 1947. You may want to take a look at our complete list of United States Guinness Records broken down by year.

When	Record name	What	Who
14 October 1947	First supersonic flight	1947/10/14 first	Charles 'Chuck' Yeager
13 October 1947	First cloud seeding experiment on a tropical cyclone		Project Cirrus
16 September 1947	Land-speed landmarks - first to exceed 400 mi/h on one leg of two-leg run	394.194 mile(s) per hour	John Cobb
1947	First microwave	first	Percy Spencer
1947	Most American Football games officiated	2000 total number	Raymond Longden

Please choose a country from the list for relevant records:

Other United States records that might interest you:

Oldest MOBO winner
Largest hangar - free standing
Most generations to celebrate a golden wedding anniversary (50th)
Largest mass-produced piston engine combat aircraft
First human-led bird migration

Content last updated on 2018-11-27

United States Guinness Records in 1947

Other United States records that might interest you:

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