TARDIS tight schedule, which led to Brachacki leaving the show due to disagreements with the production team and possibly a feeling that he had been given an impossible task. Despite his leaving the show and mixed reactions as to how the set looked (producer Verity Lambert liked it but director Waris Hussein did not), the basic design of the hexagonal console and wall roundels has persisted to the present day. In the Third Doctor serial "The Time Monster" (1972), the console room of the TARDIS was dramatically altered, including the wall roundels. This new set, designed by Tim Gleeson, was disliked
Royal Air Force roundels and upper wing type Bs were also modified by over-painting the red centres in white. The red fin stripe was also painted out with white and, in many cases the blue was extended forward 1 inch making equal widths of . RAAF Mk VIIIs had their roundels and fin flashes modified in the same ways, although some had their upper wing roundels overpainted and replaced with SEAC roundels. All Royal Air Force aircraft carry a flash on the fin. This is either red/white/blue, or red/blue on camouflaged aircraft, with the red stripe nearest the leading edge. Aircraft painted anti-flash white