Note 109 — PAPER 27
Reading edition
The quick-return mechanism (British Patent 12907, December 19, 1849) was perhaps first publicly described in Charles Tomlinson, ed., Cyclopaedia of Useful Arts and Manufactures, London, 1854, vol. 1, p. cxliv.
Reading edition
The quick-return mechanism (British Patent 12907, December 19, 1849) was perhaps first publicly described in Charles Tomlinson, ed., Cyclopaedia of Useful Arts and Manufactures, London, 1854, vol. 1, p. cxliv.