When the current register was started on 22nd July 1919, the Paris International Conference allocated the prefix G- followed by four letters for British Empire registrations. he series G-UAAA to G-UAZZ was originally allocated to the Union of South Africa between 1927 and 1929.
Only registrations G-UAAA to G-UABD were issued before being replaced by the ZS-xxx format.
1367 / cn 57
cn 0652
cn 000424
cn 000425
LAA 422A-15870
cn 30-1413