bsa-bill, we both 1942 and 1943 were made in the war and are the best vintages.
Switzerland has had 36 own brands, such as Motosacosch, Zehnder, Condor, Royal, Universal Mag, etc.
There are many Swiss brand collectors and classic motorbike drivers
Many ride British bikes such as Vincent, Norton, BSA, Velocette, Ariel, etc.
Peter