Practical draughtsmen's work, with numerous engravings and diagrams (1903)
Hasluck, Paul N. (Paul Nooncree), 1854-1931, ed · Philadelphia, D. McKay · leaf 153
ground; the last-named result is the most expensive, but very much to be pre-ferred. In order to be able to produce a good photograph,the drawing must be in very black ink on bluish tracingpaper, but a drawing on thin white drawing paper can becopied fairly well. An instrument which is useful in… … Fig. 223.- -Small-squared Planof Estate. Fig. 224.—Method of Enlarging bySquares. (Fig. 222) ; the third is set on B, and the setting is pricked offon the new drawing. Then two being set to A B the third isput on c and transferred. Then two being set upon A c thethird is pub on d, and so on ; or…
Mechanical drawing
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