USB_installation – groovyarcade – Guide to USB flash drive installation. – Arcade GNU/Linux system liveCD/liveUSB 64 or 32 bit – Google Project Hosting
in Gaming / Linux / Pc on Arcade, Distribution, Distro, Linux, Livecd, Mame
https://code.google.com/p/groovyarcade/wiki/USB_installation#Finding_your_ROMs
