https://www.google.co.uk/maps/@51.368476,-0.8256823,3a,37.5y,261.92h,89.19t/data=!3m7!1e1!3m5!1sRqufwDMHm6aAU-gc_cLYFA!2e0!6s%2F%2Fgeo3.ggpht.com%2Fcbk%3Fpanoid%3DRqufwDMHm6aAU-gc_cLYFA%26output%3Dthumbnail%26cb_client%3Dmaps_sv.tactile.gps%26thumb%3D2%26w%3D203%26h%3D100%26yaw%3D233.59279%26pitch%3D0%26thumbfov%3D100!7i13312!8i6656

gill was to point out another turquoise 'door'...as being 'more likely'....the controller of Inga, as far as I know....or would that be rimington?

...he was also to point out the mapping reference....in terms of the 'forked tongue' along with apple ear-plugs...the SAS were then to remember 'doctor's stethoscope'...go figure: