Object
'Out of Order' Sign (TARDIS Disguise)
A real-world camouflage prop used by the Doctor to blend the TARDIS into 1960s London's urban landscape, specifically mimicking the signage of broken public telephone kiosks. Its purpose is to avoid drawing attention to the time machine during materialization.
2 appearances
Purpose
Disguise TARDIS as non-functional police box telephone kiosk to deter public scrutiny
Significance
Doctor uses the sign to secure covert arrival amid detecting alien threat from Post Office Tower; prevents early interference, allowing focus on WOTAN investigation while highlighting his caution against Dodo's emotional distractions
Appearances in the Narrative
When this object appears and how it's used