File:Dual elevator door buttons - cropped.jpg - Wikipedia
Hold the door! — Ron Stucki
Elevator door-close buttons don't do anything
What the 'door close' button in Hong Kong lifts reveals about selfish city | South China Morning Post
Elevator Button Open Close Hold Braille Stock Photo 1818779975 | Shutterstock
Why do most lifts/elevators in Britain not have the button to close the doors? - Quora
Why Elevator Close Buttons Don't Work – ElPro Elevators & Lifts
What is the difference between the two buttons on the last two rows. Both close/open the elevator door in the same way. NM, USA. : r/whatisthisthing
3MF: Hold the elevator buttons
Open Closed Sign Using Elevator Door Stock Vector (Royalty Free) 438241810 | Shutterstock
Elevator Open And Close Button - Imgur
Do 'Close Door' Buttons in Elevators Actually Do Anything? | Mental Floss
Elevator door close button hi-res stock photography and images - Alamy
Elevator door control | Elevator Wiki | Fandom
Elevator button close up open door hi-res stock photography and images - Alamy
Elevator Button Symbols—Open, Close, or What? | Pete’s Guide to Innovation
Fact or Fiction: 80 percent of 'close door' buttons on elevators don't work?
Free Vectors | elevator button
Elevator control panels
Elevator door close buttons don't work - YouTube
PTCondo.com|Please DON'T Hold That Door!
Elevator 'Door Close' Button Trick
PTCondo.com|Please DON'T Hold That Door!
Elevator Interface: Don Norman's Usability Design Principles — Nisa Asgarali-Hoffman
David Scrimshaw's Blog: A useful open elevator door button
/cdn.vox-cdn.com/uploads/chorus_asset/file/23982654/DSCF2275.png "The open elevator door button puts kindness at our fingertips - The Verge")