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 52
draw tho line CFparallel to AB; make AB and CF equal in length to AD, anddraw the line AC ; make FD, equal in length to the curvedline BC ; set off on the lino FD the same number of equal dis-tances, as in the curved line BC ; from tho points draw lines paral-lel to CF, as 1, 2, 3, &c.; make CF… … 4> C 44 PRACTICAL RULES COENICE. To describe a Pattern for a Miter Joint for an 0 GCornice at Right angles^ also an Offset. Describe the right angle line AFE, fig. 42 ; let ABODE be thegiven corDiee; divide the curved line BOH into any number ofequal parts; from the points draw lines parallel to…
Metal-work · Workshop recipes
Internet Archive · Getty Research Institute · Public Domain Mark 1.0. Free to use for anything.
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