Not arguing! Trouble is a lot of 'restorers will replace a panel rather than work on it and have a slightly imperfect panel on view.
And a heck of a lot a amateurs plaster a panel with filler. You can buy a cheap panel beating set for under £20, and a bit of practice will enable one to remove most panel imperfections and retain the panel.
Registration numbers date from 1904, not 1924. See the excellent information sheet on the CVPG website.
Number Plates