The History of Phillips Screws
A Brief History and Evolution of the Screwdriver – Haus of Tools
The Remarkable Phillips Head Screw: There's More Than Meets the Eye - Anawalt Lumber Blog
Furniture Specific: Old screws / useful clues
A Better Way to Screw. | A Continuous Lean.
That Phillips-head screw isn't what you think it is - Hagerty Media
Phillips Screw History : r/Tools
Robertson Screw | Stu's Shed
The History of the Phillips Screwdriver - Chris Duke
History of Screwdrivers, from the Beginning till Now | Ronix Mag
Phillips screw and driver
How One Patented Screw Increased Speed in Automotive Assembly | ASSEMBLY
Bit History: The Phillips | iFixit News
Why are Phillips Screws EVERYWHERE? - The Phillips Drive | Fastener History
The History of the Phillips Screwdriver - Chris Duke
Why is it called a 'phillips head' screwdriver? - Quora
Bit History: The Phillips | iFixit News
July 7, 1936: Get a Grip — Phillips Screws Up the Toolbox | WIRED
Phillips screw and driver
Robertson, Phillips, and the History of the Screwdriver - YouTube
NIHF Inductee Henry Phillips Invented the Phillips Screw
The Portland businessman behind the Phillips screw
Bytes: Origins: Phillips Head screw
History of the Robertson Screwdriver
History of Screwdrivers, from the Beginning till Now | Ronix Mag
