Thanks for your help - the rest of the serial number is G23. Looking at the serial numbers from Singer that means it's from 1910. I've shown another photo of the cabinet as requested. It's in good condition. As I'm in the UK I assume it would be from the Scotland factory?
[ATTACH=CONFIG]596086[/ATTACH]
Last edited by John84; 06-17-2018 at 12:28 PM.