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 31
et off AI equal to AB, in fig. 20, draw the line JI, cutting thecentre at K. Fig. 21, with the radii HF, and in fig. 22, B as a centre cut theline DL, as at L, with L as a centre; describe the arc BF, also thearc DE ; set ofFBF equal to CD, in fig. 20; draw the line EF, cut-ting the centre at L;… … Pig.20. FOIi DESCRIBING TaTTERNS. 23 OVxVL. To describe a Pattern for a Taperinfj Oval or Ob-long article, the sides to be Straight, with Semi-circle ends, to be in Two Sections. Describe the bottom, the length and breadth required as in fig.23, the body as in figs. 24 and 25. Describe the right…
Metal-work · Workshop recipes
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