A look at the development of keys and locks through the ages.
Full title reads: "Locks, bolts and bars".
A look at keys and locks through the ages.
Events take place in variety of locations (not all named), including the Science and Victoria and Albert Museums in London.
L/S of turret of castle. C/U of two men's feet as they walk through prison cell door.
Various shots of ancient locks and keys being demonstrated. Most appear to be replicas (like the wooden Egyptian lock) and are on display in Science Museum. Many of the locks have had their sides removed so we can see their inner-mechanisms.
M/S of large metal being being used to open big chest - "German strong box". The inside of the lid has been removed, revealing lots of complex cogs and levers of locking mechanism. Various C/Us of old locks at Victoria and Albert Museum - including one intricate example made for King Henry VIII's bedroom.
Various shots of "Chubb detector" modern padlocks (large and small) being demonstrated. The large lock has its inner-mechanisms revealed. C/U of novelty gold key on a signet ring. M/S of gigantic steel door of strong room in safe deposit being opened.