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even to the moſt ſkilful, and experienced workman, in the formation of a falſe key.
The correction of this defect would reſcue the principle of Mr. Baron’s Lock, as far as I am capable of judging, from every imputation of error, or imperfection; and, as long as it could be kept unimpaired, would be a perfect ſecurity.—But the tumblers on which its ſecurity depends, being of a ſlight ſubſtance, expoſed to perpetual friction, as well from the application of the key, as from their own proper motion; and their office being ſuch, as to render the moſt trifling lofs of metal fatal to their operation, they would need a further exertion of Mr. Baron’s ingenuity to make them durable.
Duration, and an exemption from many caſual diſorders, to which other Locks are liable, are qualities, which the projector of ſolid wards, appropriates in a peculiar degree to his invention.—That they are more durable, and leſs ſubject to diſorder, than wards
