Thanks madb, eventually found it under: /usr/share/openclipart/png/computer/icons/firefox.png
Not quite the place I was expecting to find it, so I wasn't looking there before -- Firefox icon missing from panel after 3.5->3.6 upgrade https://bugs.launchpad.net/bugs/512692 You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gnome-panel in ubuntu. -- desktop-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/desktop-bugs
