CONTENTS OF VOLUME I.

I.

PROLEGOMENA AND GENERAL INTRODUCTION TO THE BOOK ON PAINTING

1--24

Clavis Sigillorum and Index of Manuscripts.--The author's intention to publish his MSS. (1).--The preparation of the MSS. for publication (2).--Admonition to readers (3).--The disorder in the MSS. (4).--Suggestions for the arrangement of MSS. treating of particular subjects (5--8).--General introductions to the book on painting (9--13).--The plan of the book on painting (14--17).--The use of the book on painting (18).--Necessity of theoretical knowledge (19, 20).--The function of the eye (21--23).--Variability of the eye (24).--Focus of sight (25).--Differences of perception by one eye and by both eyes (26--29).--The comparative size of the image depends on the amount of light (30--39).

II.

LINEAR PERSPECTIVE

25--65

General remarks on perspective (40--41).--The elements of perspective:--of the point (42--46).--Of the line (47--48).--The nature of the outline (49).--Definition of perspective (50).--The perception of the object depends on the direction of the eye (51).--Experimental proof of the existence of the pyramid of sight (52--55).--The relations of the distance point to the vanishing point (55--56).--How to measure the pyramid of vision (57).--The production of the pyramid of vision (58--64).--Proof by experiment (65--66).--General conclusions (67).--That the contrary is impossible (68).--A parallel case (69).--The function of the eye, as explained by the camera obscura (70--71).--The practice of perspective (72--73).--Refraction of the rays falling upon the eye (74--75).--The inversion of the images (76).--The intersection of the rays (77--82).--Demonstration of perspective by means of a vertical glass plane (83--85.)--The angle of sight varies with the distance (86--88).--Opposite pyramids in juxtaposition (89).--On simple and complex perspective (90).--The proper distance of objects from the eye (91--92).--The relative size of objects with regard to their distance from the eye (93--98).--The apparent size of objects denned by calculation (99--106).--On natural perspective (107--109).

p. xxii

III.

SIX BOOKS ON LIGHT AND SHADE

67--123

GENERAL INTRODUCTION.--Prolegomena (110).--Scheme of the books on light and shade (111).--Different principles and plans of treatment (112--116).--Different sorts of light (117--118).--Definition of the nature of shadows (119--122).--Of the various kinds of shadows (123--125).--Of the various kinds of light (126--127).--General remarks (128--129).--FIRST BOOK ON LIGHT AND SHADE.--On the nature of light (130--131).--The difference between light and lustre (132--135).--The relations of luminous to illuminated bodies (136). --Experiments on the relation of light and shadow within a room (137--140).--Light and shadow with regard to the position of the eye (141--145).--The law of the incidence of light (146--147).--SECOND BOOK ON LIGHT AND SHADE.--Gradations of strength in the shadows (148--149).--On the intensity of shadows as dependent on the distance from the light (150--152).--On the proportion of light and shadow (153--157).--THIRD BOOK ON LIGHT AND SHADE.--Definition of derived shadow (158--159).--Different sorts of derived shadows (160--162).--On the relation of derived and primary shadow (163--165).--On the shape of derived shadows (166--174).--On the relative intensity of derived shadows (175--179).--Shadow as produced by two lights of different size (180--181).--The effect of light at different distances (182).--Further complications in the derived shadows (183--187).--FOURTH BOOK ON LIGHT AND SHADE.--On the shape of cast shadows (188--191).--On the outlines of cast shadows (192--195).--On the relative size of cast shadows (196. 197).--Effects on cast shadows by the tone of the back ground (198).--A disputed proposition (199).--On the relative depth of cast shadows (200--202).--FIFTH BOOK ON LIGHT AND SHADE.--Principles of reflection (203. 204).--On reverberation (205).--Reflection on water (206. 207).--Experiments with the mirror (208--210).--Appendix:--On shadows in movement (211--212).--SIXTH BOOK ON LIGHT AND SHADE.--The effect of rays passing through holes (213. 214).--On gradation of shadows (215. 216).--On relative proportion of light and shadows (216--221).

IV.

PERSPECTIVE OF DISAPPEARANCE

123--139

Definition (222. 223).--An illustration by experiment (224).--A guiding rule (225).---An experiment (226).--On indistinctness at short distances (227--231).--On indistinctness at great distances (232--234).--The importance of light and shade in the Prospettiva de' perdimenti (235--239).--The effect of light or dark backgrounds on the apparent size of objects (240--250).--Propositions on Prospettiva de' perdimenti from MS. C. (250--262).

V.

THEORY OF COLOURS

141--154

The reciprocal effects of colours on objects placed opposite each other (263--271).--Combination of different colours in cast shadows (272).--The effect of colours in the camera obscura (273. 274).--On the colours of derived shadows (275. 276).--On the nature of colours (277. 278).--On gradations in the depth of colours (279. 280).--On the reflection of colours (281--283).--On the use of dark and light colours in painting (284--286).--On the colours of the rainbow (287--288).

VI.

PERSPECTIVE OF COLOUR AND AERIAL PERSPECTIVE

155-166

General rules (289--291).--An exceptional case (292).--An experiment (293).--The practice of the Prospettiva de' colori (294).--The rules of aerial perspective (295--297).--On the relative density of the atmosphere (298--299).--On the colour of the atmosphere (300--307).

p. xxiii

VII.

ON THE PROPORTIONS AND ON THE MOVEMENTS OF THE HUMAN FIGURE

167-201

Preliminary observations (308. 309).--Proportions of the head and face (310--318).--Proportions of the head seen in front (319--321).--Proportions of the foot (322--323).--Relative proportions of the hand and foot (324).--Relative proportions of the foot and of the face (325--327).--Proportions of the leg (328--331).--On the central point of the whole body (332).--The relative proportions of the torso and of the whole figure (333).--The relative proportions of the head and of the torso (334).--The relative proportions of the torso and of the leg (335. 336).--The relative proportions of the torso and of the foot (337).--The proportions of the whole figure (338--341).--The torso from the front and back (342).--Vitruvius' scheme of proportions (343).--The arm and head (344).--Proportions of the arm (345--349).--The movement of the arm (350--354).--The movement of the torso (355--361).--The proportions vary at different ages (362--367).--The movement of the human figure (368--375).--Of walking up and down (375--379).--On the human body in action (380--388).--On hair falling down in curls (389).--On draperies (390--392).

VIII.

BOTANY FOR PAINTERS, AND ELEMENTS OF LANDSCAPE PAINTING

203-240

Classification of trees (393).--The relative thickness of the branches to the trunk (394--396).--The law of proportion in the growth of the branches (397--402).--The direction of growth (403--407).--The forms of trees (408--411).--The insertion of the leaves (412--419).--Light on branches and leaves (420--422).--The proportions of light and shade in a leaf (423--426).--Of the transparency of leaves (427--429).--The gradations of shade and colour in leaves (430--434).--A classification of trees according to their colours (435).--The proportions of light and shade in trees (436--440).--The distribution of light and shade with reference to the position of the spectator (441--443).--The effects of morning light (444--448).--The effects of midday light (449).--The appearance of trees in the distance (450--451).--The cast shadow of trees (452. 453).--Light and shade on groups of trees (454--457).--On the treatment of light for landscapes (458--464).--On the treatment of light for views of towns (465--469).--The effect of wind on trees (470--473).--Light and shade on clouds (474--477).--On images reflected in water (478).--Of rainbows and rain (479. 480).--Of flower seeds (481).

IX.

THE PRACTICE OF PAINTING

231-332

I. MORAL PRECEPTS FOR THE STUDENT OF PAINTING.--How to ascertain the dispositions for an artistic career (482).--The course of instruction for an artist (483--485).--The study of the antique (486. 487).--The necessity of anatomical knowledge (488. 489).--How to acquire practice (490).--Industry and thoroughness the first conditions (491--493.)--The artist's private life and choice of company (493. 494).--The distribution of time for studying (495-- 497).--On the productive power of minor artists (498--501).--A caution against one-sided study (502).--How to acquire universality (503--506).--Useful games and exercises (507. 508).--II. THE ARTIST'S STUDIO.--INSTRUMENTS AND HELPS FOR THE APPLICATION OF PERSPECTIVE.--ON JUDGING OF A PICTURE.--On the size of the studio (509).--On the construction of windows (510--512).--On the best light for painting (513--520).--On various helps in preparing a picture (521--530).--On the management of works (531. 532).--On the limitations of painting (533--535).--On the choice of a position (536. 537).--The apparent size of figures in a picture (538. 539).--The right position of the artist, when painting ~pxxiv and of the spectator (540--547).--III. THE PRACTICAL METHODS OF LIGHT AND SHADE AND AERIAL PERSPECTIVE.--Gradations of light and shade (548).--On the choice of light for a picture (549--554).--The distribution of light and shade (555--559).--The juxtaposition of light and shade (560. 561).--On the lighting of the background (562--565).--On the lighting of white objects (566).--The methods of aerial perspective (567--570).--IV. OF PORTRAIT AND FIGURE PAINTING.--Of sketching figures and portraits (571. 572).--The position of the head (573).--Of the light on the face (574--576).--General suggestions for historical pictures (577--581).--How to represent the differences of age and sex (582. 583).--Of representing the emotions (584).--Of representing imaginary animals (585).--The selection of forms (586--591).--How to pose figures (592).--Of appropriate gestures (593--600).--V. SUGGESTIONS FOR COMPOSITIONS.--Of painting battle-pieces (601--603).--Of depicting night-scenes (604).--Of depicting a tempest (605. 606).--Of representing the deluge (607--609).--Of depicting natural phenomena (610. 611).--VI. THE ARTIST'S MATERIALS.--Of chalk and paper (612--617).--On the preparation and use of colours (618--627).--Of preparing the panel (628).--The preparation of oils (629--634).--On varnishes (635-- 637).--On chemical materials (638--650).--VII. PHILOSOPHY AND HISTORY OF THE ART OF PAINTING.--The relation of art and nature (651. 652).--Painting is superior to poetry (653. 654).--Painting is superior to sculpture (655. 656).--Aphorisms (657--659).--On the history of painting (660. 661).--The painter's scope (662).

X.

STUDIES AND SKETCHES FOR PICTURES AND DECORATIONS

333-361

On pictures of the Madonna (663).--Bernardo di Bandino's portrait (664).--Notes on the Last Supper (665--668).--On the battle of Anghiari (669).--Allegorical representations referring to the duke of Milan (670--673).--Allegorical representations (674--678).--Arrangement of a picture (679).--List of drawings (680).--Mottoes and Emblems (681--702).

REFERENCE TABLE TO THE NUMERICAL ORDER OF THE CHAPTERS