There was a way down, on iron rungs, from the Reading Room, and a way out, through a high locked portal, which brought you up into the sunless Egyptian necropolis, amongst blind staring pharaohs, crouching scribes, minor sphinxes and empty mummy-cases. The Ash factory was a hot place of metal cabinets and glass cells containing the clatter of typewriters, gloomily lit by neon tubes. Micro-readers glowed green in its gloom.