It was 1988 branded into the wood on the top panel behind the flash/coin entry.I still think mine was a late machine running on 1p,anyone know when they stopped making these ?
Thanks for the link to the artwork but how do i download and print them off(not much of a techie here ).
Toyed with waxing or neutral colour varnish as i didnt like the yellowy finish,will experiment.
Moving back to your original post....
The number will be stamped all over, if you look on mechanism frame you should see as well, probably many locations.
On the images, depending on what you use, if a pc use right hand button of mouse on image selected and you should options to save locally on pc. If tablet iPad type item, double tap screen on image and you should get pop up coming up to allow to save a copy...