A practical workshop companion for tin, sheet iron and copper plate workers : containing rules for describing various kinds of patterns used by tin, sheet iron and copper plate workers : practical geometry, mensuration of surfaces and solids, tables of the weights of metals, lead pipe, etc., tables of areas and circumferences of circles : japans, varnishes, lackers, cements, compositions, etc., etc., etc. (1876)
Blinn, Leroy J · Philadelphia : Henry Carey Baird & Co. · leaf 54
s bearing the same figures as 2, 3, 4, &c.; make KG and H*?.equal to DE; then a line traced through tli£ points B, I, 2, 3, 4,^c. ; KHF will form the pattern for a Miter Joint. When there is to be an offset or projection at right angles, letAB, fig. 44, be the depth of the offset or projection;… … bJD Lf»0 J><^ CO 46 PRACTICAL EULES OCTAGON. To describe a Pattern for an Octagon 0 G LampTop or Cover. Describe a circle that will cut the required Octagon, fig. 45 ;draw a line that will cut the centre of two sections, as AI; erect theperpendicular line HF; let ABCDEFJ be the given top or…
Metal-work · Workshop recipes
Internet Archive · Getty Research Institute · Public Domain Mark 1.0. Free to use for anything.
