A practical manual of house-painting, graining, marbling and sign-writing : containing full information on the processes of house-painting in oil and distemper, the formation of letters and practice of sign-writing, the principles of decorative art, a course of elementary drawing for house-painters, writers, etc., and a collection of useful receipts ; with nine coloured illustrations of woods and marbles, and numerous wood engravings (1888)
Davidson, Ellis A., d. 1878 · London : C. Lockwood & Son · leaf 338
o g, describe the six THE CONSTRUCTION OF GEOMETRICAL FIGIIRES. 311 circles, each of which will touch the central circle, twoothers, and the containing circle. Fig. 120. To DRAW A PERFECT ELLIPSE BY MEANS OF A PIECE OF STRING AND PINS; a method of greatservice to painters, and to artisans… … Place a pin in each of these, and another in d. Passa string round the three pins, and tie it securely, thusforming a triangle of string, f, f, d. Take out the pin at d, and substitute a pencil, whichmay be drawn along, moving within the loop, and thepoint will thus trace a perfect ellipse. 312…
House painting · Sign painting · Lettering
Internet Archive · Getty Research Institute · Public Domain Mark 1.0. Free to use for anything.
![An illustration from Nicolai Copernici Torinensis De reuolutionibus orbium coelestium, libri VI : Habes in hoc opere iam recens nato, & aedito, studiose lector, motus stellarum, tam fixarum, quàm erraticarum, cum ex ueteribus, tum etiam ex recentibus obseruationibus restitutos: & nouis insuper ac admirabilibus hypothesibus ornatos. Habes etiam tabulas expeditissimas, ex quibus eosdem ad quoduis tempus quàm facillime caculare poteris. Igitur eme, lege, fruere. [Line in Greek] (1543)](https://img.insideoutlibrary.com/img/200/ia-nicolaicopernici00cope-331-222.webp)
