Modern Perspective a Treatise Upon the Principles And Practice of Plane And Cyl
Modern Perspective a Treatise Upon the Principles And Practice of Plane And Cyl
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In our eReader you can find the full English version of the book. Read Modern Perspective a Treatise Upon the Principles And Practice of Plane And Cyl Online - link to read the book on full screen. Our eReader also allows you to upload and read Pdf, Txt, ePub and fb2 books. In the Mini eReder on the page below you can quickly view all pages of the book - Read Book Modern Perspective a Treatise Upon the Principles And Practice of Plane And Cyl
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To quickly assess the difficulty of the text, read a short excerpt:
Fig. 81 c shows how this may be done. The point in wliich the ray S' touches the ground is one point of the line of shadow, the ray S^' gives a second point, and the point where the line itself pierces the ground gives a third. Either two of these suffice to fix the line of shadow in position and direction.
Fig-. 81 / shows that in the sunlight, also, shadows by Sunlight.
we can in like manner determine a shadow by Fig. Si, / points, without using the vanishing-point.
This is, whether in sunlig...ht or artificial light, the most convenient way of determining the shadow of a 204 MODERN PERSPECTIVE.
curv^ed or irregular line. It amounts, virtually, as tlie fio'ure shows, to lettino- fall a i)erpeiidicular iroin eacJi point upon the plane in question, and drawing its shadow, and then passing a line of shadow through the extreme points thus obtained, as is done in Fig. 81 ^.
312. But a plane given by a line and a point can Fig 81, -/i. Be determined by a line drawn through the the ray pari poiiit parallel to the oiven line, as well as by allel to the ^ ^ ^ *^ given line.
What to read after Modern Perspective a Treatise Upon the Principles And Practice of Plane And Cyl?
You can find similar books in the "Read Also" column, or choose other free books by William R William Robert Ware to read onlineMoreLess
To quickly assess the difficulty of the text, read a short excerpt:
Fig. 81 c shows how this may be done. The point in wliich the ray S' touches the ground is one point of the line of shadow, the ray S^' gives a second point, and the point where the line itself pierces the ground gives a third. Either two of these suffice to fix the line of shadow in position and direction.
Fig-. 81 / shows that in the sunlight, also, shadows by Sunlight.
we can in like manner determine a shadow by Fig. Si, / points, without using the vanishing-point.
This is, whether in sunlig...ht or artificial light, the most convenient way of determining the shadow of a 204 MODERN PERSPECTIVE.
curv^ed or irregular line. It amounts, virtually, as tlie fio'ure shows, to lettino- fall a i)erpeiidicular iroin eacJi point upon the plane in question, and drawing its shadow, and then passing a line of shadow through the extreme points thus obtained, as is done in Fig. 81 ^.
312. But a plane given by a line and a point can Fig 81, -/i. Be determined by a line drawn through the the ray pari poiiit parallel to the oiven line, as well as by allel to the ^ ^ ^ *^ given line.
What to read after Modern Perspective a Treatise Upon the Principles And Practice of Plane And Cyl?
You can find similar books in the "Read Also" column, or choose other free books by William R William Robert Ware to read onlineMoreLess
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