Dossie, Robert, -1777 · London : Printed for J. Nourse · leaf 428
402 Of Sketches from Nature Let the leg or extremity of the piece A be faftened to the board in the part of it as here … delineated, and let the pi&ure, &c. be placed under the end of the piece B , a ftrong pin blunted, or other fuch rigid body being put through the end of it, and placed in the centre of the picture, or any other part where: it may be convenient to begin the tracing.,, Let the ground intended to…
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