|Reduced to hand feeding paper
|Photocopying's predecessor - blueprints
|Tim points out the corona wire used to attract toner with static
|Rex finds other uses for static in a Van Da Graff generator
|With lights tied to the arms...
|...the efficiency of an action can be observed with a long exposure film
|Tim can't resist a quick nosey in the ceiling void
|Duct covers 'stop all the nasty Legionnaires bugs getting out'
|Finalé: a real size model of an office with a mind of its own