Recent improvements in arts, manufactures, and mines : being a supplement to his Dictionary (1844)
Ure, Andrew, 1778-1857, Ure, Andrew, 1778-1857. Dictionary of arts, manufactures, and mines · London : Printed for Longman, Brown, Green, and Longmans · leaf 212
190 OILS. Fig. 99. The lock outside, half size. a, the plate ; b, the cock ; c, the tumbler-pin d, the hollow for the nipple seat. Fig. 100. The lock inside, half size, showing all the parts in their places with the cock down at bearer, a, the main-spring ; b, the sear-spring ; c, the sear ; d, the… … e, the bridle; /, the main-spring-pin; g, the sear-pin; h, the sear-spring-pin; i, the bridle-pin. N. NITRE (Saltpetre), and NITRATE OF SODA (Cubic nitre), imported for home consumption in 1839, 314,543 cwts. ; in 1840, 369,204; duty 6d. per cwt. NITROMETER. See Appendix. NUTMEGS; imported for…
Industrial arts · Technology
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