![vintage marble mouse the two button type. How do you scroll? I read press both buttons together but... : r/Trackballs vintage marble mouse the two button type. How do you scroll? I read press both buttons together but... : r/Trackballs](https://preview.redd.it/iy8mhqfgshh81.jpg?width=665&format=pjpg&auto=webp&s=3576b9e10368d7105f88e1abcae047a26179ce34)
vintage marble mouse the two button type. How do you scroll? I read press both buttons together but... : r/Trackballs
![Amazon.com: Logitech Trackman Marble Trackball – Wired USB Ergonomic Mouse for Computers, with 4 Programmable Buttons, Dark Gray Amazon.com: Logitech Trackman Marble Trackball – Wired USB Ergonomic Mouse for Computers, with 4 Programmable Buttons, Dark Gray](https://m.media-amazon.com/images/I/71KuXY0QCTL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Logitech Trackman Marble Trackball – Wired USB Ergonomic Mouse for Computers, with 4 Programmable Buttons, Dark Gray
![Ran across this subreddit and was inspired to dig out my old Logitech Trackman Marble FX. Haven't used it for 10 years, but I think I might run it as my daily Ran across this subreddit and was inspired to dig out my old Logitech Trackman Marble FX. Haven't used it for 10 years, but I think I might run it as my daily](https://i.redd.it/3bmtqmu8a3j31.jpg)
Ran across this subreddit and was inspired to dig out my old Logitech Trackman Marble FX. Haven't used it for 10 years, but I think I might run it as my daily
![Chromium based Microsoft Edge and Logitech TRACKMAN MARBLE mouse's universal scroll not working - Stack Overflow Chromium based Microsoft Edge and Logitech TRACKMAN MARBLE mouse's universal scroll not working - Stack Overflow](https://i.stack.imgur.com/Tvh1j.png)
Chromium based Microsoft Edge and Logitech TRACKMAN MARBLE mouse's universal scroll not working - Stack Overflow
![Amazon.com: Logitech Trackman Marble Trackball – Wired USB Ergonomic Mouse for Computers, with 4 Programmable Buttons, Dark Gray Amazon.com: Logitech Trackman Marble Trackball – Wired USB Ergonomic Mouse for Computers, with 4 Programmable Buttons, Dark Gray](https://m.media-amazon.com/images/S/aplus-media/vc/42dabacf-fc0c-4e6a-96cc-e6415d7dd313._CR0,0,800,600_PT0_SX600__.jpg)
Amazon.com: Logitech Trackman Marble Trackball – Wired USB Ergonomic Mouse for Computers, with 4 Programmable Buttons, Dark Gray
![Amazon.com: Logitech Trackman Marble Trackball – Wired USB Ergonomic Mouse for Computers, with 4 Programmable Buttons, Dark Gray Amazon.com: Logitech Trackman Marble Trackball – Wired USB Ergonomic Mouse for Computers, with 4 Programmable Buttons, Dark Gray](https://m.media-amazon.com/images/I/81vTff6EagL._AC_UF894,1000_QL80_.jpg)