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. /
Bramah, Joseph,1749-1814.
London: : Printed for the author. Sold by R. Baldwin, Pater-Noster-Row.,
[1785?]
With a half-title and final leaf of advertisements for Bramah's wares.
ESTC
Locks and keys
Also reproduced on microfilm. New Haven, Conn. : Research Publications, Inc., 1976. Goldsmiths'-Kress Library of Economic Literature ; reel 1309, no. 13077.3.