The practical draughtsman's book of industrial design, and machinist's and engineer's drawing companion: forming a complete course of mechanical, engineering, and architectural drawing (1854)
Armengaud, aîné (Jacques-Eugène), 1810-1891, Armengaud, Charles A., 1813-1893, Amouroux, Jules, Cory, William Johnson, 1823-1892 · New York, Stringer & Townsend · leaf 307
n in the section, fig. 14, and in thesethe points lie when the instrument is folded,as in fig. 13. When in this state, the penand pencil points lie within the forks of thelower joints. This tool is particularly con-venient for those who require to carry draw-ing instruments with them from place… … for the smaller and more delicate work which he is constantlycalled upon to execute- Fig. 17 is a front, and fig. 18 a sideelevation of a very neat form of jointed bow compasses witha pen. The main joint is embraced by two eye plates, towhich a small handle is attached. A portion of this handle…
Decorative arts · Drawing
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