https://www.google.co.uk/maps/place/Mimis+Deli/@51.4803673,-0.1099556,3a,60y,346.92h,73.5t/data=!3m6!1e1!3m4!1sAF1QipNyK_i7e2oNICS2y61LnK_qtEW76uF37S7FkWaX!2e10!7i13312!8i6656!4m14!1m6!3m5!1s0x4876048dc396eff5:0x55747cd0c041cbce!2sOval+tube+station!8m2!3d51.48185!4d-0.11241!3m6!1s0x4876048c294885c9:0x27f9c38fb224dbe1!8m2!3d51.4808484!4d-0.1111416!14m1!1BCgIgARICCAI

and now we know what was behind the 'Red Door', dazzlenation....R&D for short...what were 'this lot' up to, then?....because the young lady that marr had questioned in the other room, with the 'toddy-type-posters' framed upon the wall...appeared to have no idea of what she had been up to....a 'blank slate'...see previous posts...go figure: