later , dazzled by the diamonds , the multicolored gold , the silken sheen of translucent enamels , james bond walked up and out of the aladdin 's cave under regent street and went off to spend the rest of the day in drab offices around whitehall planning drearily minute arrangements for the identification and photographing of a man in a crowded room who did not yet possess a face or an identity but who was certainly the top soviet spy in london .