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12 feet accidental vanishing point angle of 45 angles touching angular perspective apparent magnitude appear aqueous humour axis of vision base Chap consequently cornea curves cuts the line diagonal diameter draw a horizontal draw a line draw lines elevation erect a vertical Exercise figure find the vanishing foot front ground plan height horizontal line horizontal square intersect the line length let fall line drawn linear perspective lines intersect manner measurements nearest angle nearest side object obtained parallel perspective parallelopiped parent plane perspective centre perspective drawing perspective representation picture point of station point wherein points of construction points of distance points of intersection preceding problem prism Prob rays of light rectangle retina right angles right line Rule seen semicircle sides parallel spectator supposed touching the transparent trans transparent plane upper surface vertical line raised vertical scale visible visual angle visual rays Vitreous humour width window
Página 97 - DESCRIPTIVE GEOMETRY, an Elementary Treatise on; with a Theory of Shadows and of Perspective, extracted from the French of G. MONGE. To which is added, a description of the Principles and Practice of Isometrical Projection ; the whole being intended as an introduction to the Application of Descriptive Geometry to various branches of the Arts.
Página 97 - ARITHMETIC, GEOMETRY, MATHEMATICS, ETC. 32. MATHEMATICAL INSTRUMENTS, a Treatise on; in which their Construction and the Methods of Testing, Adjusting, and Using them are concisely Explained. By JF HEATHER, MA, of the Royal Military Academy, Woolwich. Original Edition, in i vol., Illustrated. is. 6d. *** In ordering the above, be careful to say, " Original Edition " or give the number in the Series (32) to distinguish it from the Enlarged Edition in 3 vols.
Página 97 - Projection; the whole being intended as an introduction to the Application of Descriptive Geometry to various branches of the Arts. By JF HEATHER, MA Illustrated with 14 Plates.
Página 98 - Arts ; with a Critical Examination into the Principles and Practice of the late Sir David Wilkie. By JOHN BURNET.
Página 98 - Costume in England," &c. ; Honorary Member of the Society of Antiquaries of Normandy, Poitiers, and Picardy ; and Corresponding Member of the Society of Antiquaries of Scotland. Illustrated by 500 Engravings. In demy 4to., price 12s., cloth lettered, PRACTICAL HINTS ON PORTRAIT PAINTING: Illustrated by Examples from the Works of Vandyke and other Artists. By JOHN BURNET, FRS, Author of "Letters on Landscape Painting," "Rembrandt and his Works,
Página 97 - Painting on Glass, or Glass Staining, the Art of; comprising Directions for preparing the Pigments and Fluxes, for laying them upon the Glass, and for Firing or Burning in the Colours.
Página v - MURRAY, FSA Illustrated with 11 Steel Engravings. In 1 vol. demy 8vo., price 5s., THE SCHOOL PERSPECTIVE : Being a Progressive Course of Instruction in Linear Perspective, both Theoretical and Practical. Specially designed for the Use of Schools. By JR DICKSEE, Principal Drawing Master to the City of London School; to the Normal College for Training Teachers of the British and Foreign School Society. Illustrated with many Woodcuts and 40 Engraved Plates.
Página 4 - Beholder so that he should not be able to judge whether what he sees is only a few Colours laid artificially on a cloth or the very Objects there represented, seen through the frame of the Picture as through a Window.