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That Phillips-head screw isn't what you think it is - Hagerty Media
Furniture Specific: Old screws / useful clues
How the Phillips Screwdriver Took Over America
Phillips screw and driver
Screwdriver - Wikipedia
Why do Phillips screwdrivers and corresponding screws even exist? When they slip the trenches of the screws get worn out easily. - Quora
Bit History: The Phillips | iFixit News
What's the Difference Between Japanese and Phillips Screwdrivers? - Ask MO
The History of Early and Modern Screws and Screwdrivers
A Brief History and Origin of Screws | US Micro Screw
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Why Are There So Many Different Types of Screw Head Styles
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History of Screwdrivers Hand Tools - Ronix Blog
Henry F. Phillips - Wikipedia
How the Phillips Screwdriver Took Over America
What does a Phillips head screwdriver look like? | HowStuffWorks
Robertson, Phillips, and the History of the Screwdriver - YouTube
What are Robertson screws? | Wood
July 7, 1936: Get a Grip — Phillips Screws Up the Toolbox | WIRED
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NIHF Inductee Henry Phillips Invented the Phillips Screw
Know the Difference Between Philips and Robertson Screw? You Really Should
The Important Role Of Phillips Head Screws In Constructions | Melfast
A Better Way to Screw: The Surprisingly Fascinating History of the Phillips Head Driver - ManMadeDIY
11 Strange Screws You Don't See Every Day
John P. Thompson & the History of the 'Phillips' Screwdriver Patent | # history #oregon #oregonian #patents « Adafruit Industries – Makers, hackers, artists, designers and engineers!
July 7, 1936: Get a Grip — Phillips Screws Up the Toolbox | WIRED