Ah, I have the same postwar one! Have been pestering Arnaud for 3 years now to have some wartime copies made, maybe you can try again Ron?? the last couple of G3L contracts had these Varleys.
No exposed terminals on the Lucas. Here is my original 1943 that Arnaud used to take moulds for his repros. And one of his repros with the dummy top that he made for me. Ron