WANT TO KNOW HOW TO GET RID OF STAINS?
and find the best dry cleaner in town.  Then if you are in or near Clerkenwell head on down to Royal Dry Cleaners, 43 Rosebery Avenue, London EC1R 4RP.  Telephone 020 7833 4984.
These are the dry cleaners vintage dealers trust,  and the masters of the art of budging difficult stains.  Plus their prices are reasonable, too.
The shop doesn't look smart but boy, do these guys know how to dry clean.