The Elements of Perspective

About this eBook

Author

Ruskin, John, 1819-1900

Title

The Elements of Perspective arranged for the use of schools and intended to be read in connection with the first three books of Euclid

Credits

Produced by Juliet Sutherland, David Wilson and the Online Distributed Proofreading Team at www.pgdp.net

Language

English

LoC Class

NC: Fine Arts: Drawing, Design, Illustration

Subject

Perspective

Category

Text

Project Gutenberg

eBook-No. 60816

Release Date

November 30, 2019

Copyright

Public domain in the USA.

Contents

1. 1.Untitled
2. 2.Transcriber’s Note — iii ] THE ELEMENTS OF PERSPECTIVE
3. 3.v ] CONTENTS.
4. 4.ix ] PREFACE.
5. 5.1 ] THE ELEMENTS OF PERSPECTIVE. — I. The Sight-Point.— — II. The Sight-Line.— — III. The Station-Line.— — IV. The Station-Point.—
6. 6.10 ] PROBLEM I. — TO FIX THE POSITION OF A GIVEN POINT. [Footnote 8 ]
7. 7.13 ] PROBLEM II. — TO DRAW A RIGHT LINE BETWEEN TWO GIVEN POINTS . — 14 ] COROLLARY I. — 15 ] COROLLARY II. — 16 ] COROLLARY III.
8. 8.17 ] PROBLEM III. — TO FIND THE VANISHING-POINT OF A GIVEN HORIZONTAL LINE . — 18 ] COROLLARY I. — COROLLARY II. — 21 ] COROLLARY III. — 22 ] COROLLARY IV.
9. 9.23 ] PROBLEM IV. — TO FIND THE DIVIDING-POINTS OF A GIVEN HORIZONTAL LINE .
10. 10.24 ] PROBLEM V. — TO DRAW A HORIZONTAL LINE, GIVEN IN POSITION AND MAGNITUDE, BY MEANS OF ITS SIGHT-MAGNITUDE AND DIVIDING-POINTS . — 25 ] COROLLARY I. — 26 ] COROLLARY II.
11. 11.27 ] PROBLEM VI. — TO DRAW ANY TRIANGLE, GIVEN IN POSITION AND MAGNITUDE, IN A HORIZONTAL PLANE .
12. 12.29 ] PROBLEM VII. — TO DRAW ANY RECTILINEAR QUADRILATERAL FIGURE, GIVEN IN POSITION AND MAGNITUDE, IN A HORIZONTAL PLANE . — COROLLARY.
13. 13.31 ] PROBLEM VIII. — TO DRAW A SQUARE, GIVEN IN POSITION AND MAGNITUDE, IN A HORIZONTAL PLANE . — COROLLARY I. — 33 ] COROLLARY II. — COROLLARY III.
14. 14.34 ] PROBLEM IX. — TO DRAW A SQUARE PILLAR, GIVEN IN POSITION AND MAGNITUDE, ITS BASE AND TOP BEING IN HORIZONTAL PLANES . — 35 ] COROLLARY.
15. 15.36 ] PROBLEM X. — TO DRAW A PYRAMID, GIVEN IN POSITION AND MAGNITUDE, ON A SQUARE BASE IN A HORIZONTAL PLANE .
16. 16.38 ] PROBLEM XI. — TO DRAW ANY CURVE IN A HORIZONTAL OR VERTICAL PLANE . — COROLLARY.
17. 17.42 ] PROBLEM XII. — TO DIVIDE A CIRCLE DRAWN IN PERSPECTIVE INTO ANY GIVEN NUMBER OF EQUAL PARTS . — COROLLARY.
18. 18.45 ] PROBLEM XIII. — TO DRAW A SQUARE, GIVEN IN MAGNITUDE, WITHIN A LARGER SQUARE GIVEN IN POSITION AND MAGNITUDE; THE SIDES OF THE TWO SQUARES BEING PARALLEL . — 46 ] COROLLARY.
19. 19.47 ] PROBLEM XIV. — TO DRAW A TRUNCATED CIRCULAR CONE, GIVEN IN POSITION AND MAGNITUDE, THE TRUNCATIONS BEING IN HORIZONTAL PLANES, AND THE AXIS OF THE CONE VERTICAL . — COROLLARY I. — COROLLARY II. — COROLLARY III.
20. 20.50 ] PROBLEM XV. — TO DRAW AN INCLINED LINE, GIVEN IN POSITION AND MAGNITUDE . — Observation.
21. 21.53 ] PROBLEM XVI. — TO FIND THE VANISHING-POINT OF A GIVEN INCLINED LINE .
22. 22.55 ] PROBLEM XVII. — TO FIND THE DIVIDING-POINTS OF A GIVEN INCLINED LINE .
23. 23.57 ] PROBLEM XVIII. — TO FIND THE SIGHT-LINE OF AN INCLINED PLANE IN WHICH TWO LINES ARE GIVEN IN POSITION . [Footnote 28 ]
24. 24.59 ] PROBLEM XIX. — TO FIND THE VANISHING-POINT OF STEEPEST LINES IN AN INCLINED PLANE WHOSE SIGHT-LINE IS GIVEN .
25. 25.61 ] PROBLEM XX. — TO FIND THE VANISHING-POINT OF LINES PERPENDICULAR TO THE SURFACE OF A GIVEN INCLINED PLANE .
26. 26.67 ] APPENDIX.
27. 27.69 ] I. — PRACTICE AND OBSERVATIONS ON THE PRECEDING PROBLEMS . — Problem I. — 75 ] PROBLEM IX. — 79 ] PROBLEM X. — 85 ] PROBLEM XI. — 87 ] PROBLEM XIV. — 94 ] PROBLEM XVI. — 97 ] PROBLEM XVIII.
28. 28.99 ] II. — DEMONSTRATIONS WHICH COULD NOT CONVENIENTLY BE INCLUDED IN THE TEXT . — I. — THE SECOND COROLLARY, PROBLEM II . — 101 ] II. — THE THIRD COROLLARY, PROBLEM III . — 102 ] III. — ANALYSIS OF PROBLEM XV .
29. 29.Transcriber’s Note

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