Install modified Logitech QuickCam Express / Go / Chat in Windows 7 / 8 / 10 (32bit, 64bit, x86, x86_64, amd64) without driver signature | Blog of Tobias Feigl
Logitech QuickCam Express USB Color Webcam
Logitech QuickCam Express USB Color Webcam Retail Box
Logitech QuickCam Chat : Drivers won't install on Windows 8.1 - Microsoft Community