First wrench was patented this day - This Day in Patent History - Patent Yogi LLC
Jack Johnson and the Wrench - 2005 - Question of the Month - Jim Crow Museum
Monkey wrench - Wikipedia
Everything You Need to Know About Adjustable Spanners | Heamar
Who invented the crescent wrench? - Quora
Everything you need to know about the Adjustable Spanner - Toolstop
Did Monkeys Invent the Monkey Wrench?: Hardware Stores and Hardware Stories
Don Rastall's invention, the iconic S12 wrench, has made life easier for thousands of miners - Sudbury News
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Did Monkeys Invent the Monkey Wrench?: Hardware Stores and Hardware Stories
The household wrench was invented by boxing heavyweight champion Jack Johnson in 1922. #funfact #didyouknow - Franklin Billiard Company
History and Origin of Wrenches and Ratchets – Haus of Tools
Curiosities: Why do they call it a monkey wrench?
Pipe wrench - Wikipedia
The forgotten story of 'America's most famous tool' - The Boston Globe
When Life Throws You a Monkey Wrench
All About the Stillson Wrench | This Old House - YouTube
Did Jack Johnson Invent the Monkey Wrench? | Snopes.com
Manatee Village Historical Park - We're throwing a wrench your way! The wrench as we know it was a refinement on the English coach wrenches of the 1700s. | Facebook
Reviews for Milwaukee 12 in. Smooth Jaw Pipe Wrench | Pg 1 - The Home Depot
CurlyNikki - Verification, anyone? Cause, damn. #BlackHistory365 #WeSlay | Facebook
Worcester Historical Museum - “Worcester is Everywhere!” Look in your family toolbox…do you have a monkey wrench? Since its invention in the 1840s by Worcester's own Coes brothers, Loring and Aury, their
Monkey wrench - Wikipedia
Monkey Wrench
