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Locks and keys

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Cover of Rudimentary Treatise on the Construction of Locks

Rudimentary Treatise on the Construction of Locks

George Dodd

4.2
Cover of Protection from fire and thieves : $b Including the construction of locks, safes, strong-rooms, and fireproof buildings; burglary, and the means of preventing it; fire, its detection, prevention, and extinction; etc.

Protection from fire and thieves : $b Including the construction of locks, safes, strong-rooms, and fireproof buildings; burglary, and the means of preventing it; fire, its detection, prevention, and extinction; etc.

George Hayter Chubb

2.9
Cover of On the Development and Distribution of Primitive Locks and Keys

On the Development and Distribution of Primitive Locks and Keys

Augustus Henry Lane-Fox Pitt-Rivers

4.5