A dissertation on the construction of locks containing, first, reasons and observations, demonstrating all locks, which depend on fixed wards, to be erroneous in principle, and defective in point of security : secondly, a specification of a lock, constructed on a new and infallible principle, which, possessing all the properties essential to security, will prevent the most ruinous consequences of house robberies, and be a certain protection against thieves of all descriptions /
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Corporate Author: | |
Format: | Online Book |
Language: | English |
Published: |
London :
Printed for the author, sold by R. Baldwin,
1785?
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Subjects: | |
Access: | Full text online |
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