What Is A Skeleton Key? Separating Fact From Fiction

Skeleton keys: the enigmatic objects that can supposedly open any door. But can you really use them like that? Do they even actually exist?

Tiny tools: Skeletons unlock history

Tools of the Trade Archives » United Locksmith

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What is a 'skeleton key'? Are there any real life examples of keys that can open almost any lock, like in movies and books? If so, how are they made/used? - Quora

The Skeleton Key (2005) - FAQ - IMDb

Skeleton facts online exercise for