Green and violet with black, 217 grey, 234 Grey, juxtaposition of coloured bodies with, 63, 338 وو وو وو ternary assortment of coloured bodies with, 221 imparts brilliancy and purity to contiguous primary colours, 219 Ground, influence of the, on the effect of colours, 182 Grouping of flowers according to harmony of contrast presents no H. Hair and head-dress, colours of, 685 Hangings, assortment of, belongs to contrast of colour, 623 for interior decoration, 447, 604; dark proscribed, 605; borders to, 612-626 Harmonies of analogous colours, 180 contrasts, 180 Harmony, general, principles of, 920-926 دو دو in landscape gardening, 828 of colours, 174; six kinds of, comprised in two, 180 Hearing, of, 973; and seeing, difference between, 975 Height, principle of, in landscape gardening, 807 of tone influences the modification of juxtaposed colours, 116 Hemispheric construction of scale of colours, 166 et seq. Historical view of the author's researches, 939 Homogeneous masses of shrubs or flowers, 782, 785 Horticulture, applications of the law of contrast to, 731-767 Hues, definition of, 150 Human figures, tapestries with, 874, 886 I. Imitation of coloured objects with coloured materials, 255, 367 Indigo and black, influence of juxtaposition upon, 61, 76 Indigo and green, influence of juxtaposition upon, 24, 76 وو white وو violet 69 22, 76 28, 76 50 37 Infinite division of coloured materials defined, 255; explained, 861, 873 Influence exercised upon many operations of the understanding by of associations of ideas on our opinions, 938 of surrounding colours upon a given colour, 838 twofold, of the physical condition of coloured materials, 860 Interior decoration, 556-655 Interiors, panelled, 645; covered with stucco, 651, 652; with wood, 653 J. July, arrangement of flowers in, 758 June, arrangement of flowers in, 757 Juxtaposition of coloured bodies, modifications produced by, 20 et seq. substances belonging to the colours of the same group of coloured rays, 72 exhibits the difficulty of fixing the type of pure colours, L. Landscape gardening, definition of terms employed in, 770 Laplace, his explanation of successive contrast, 139 Law of simultaneous contrast, 16 Light which the study of contrast sheds upon various phenomena, 993 Lines of plants, 771 Lowering of the tone of a colour in contact with black, 55 Marble, interiors covered with, 648; curtains not suited to, 650 March, arrangement of flowers for the month of, 754 وو Masses, elements of, in landscape gardening, 778 وو دو وو heterogeneous, in landscape gardening, 786, 790, 805 May, arrangement of flowers for the month of, 756 Mixture of colours, 374 وو دو by threads, 377; of the three primary colours, 380; of com- by hatchings, 378 Model, colours of the, 259 Modification in colours produced by juxtaposition, 14 دو how produced, 168; how determined, 171 of the colours of the model by coloured lights, 261, 268 by two lights of different when unequally lighted by by diffused daylight, 281 Mosaics, 429, 882, 889; resemble paintings in chiar'oscuro, 369 Museums of natural history, 588-589 N. Natural method, advantage of, over artificial classifications, 1008 Objection to planting closely, 809 0. Objects, three conditions in the appearance of, to the eye, 328 Epinus, his researches, 124 Olive-coloured skins, 726 Operations of the mind corresponding to the contrast of simultaneous difference, 994 Orange drapery, influence of, on the complexion, 692 successive Orange and black, influence of juxtaposition upon, 57 blue 40, 76 21, 76 65 violet 23, 76 green with black, 212; P. 229 Painters, difficulties encountered by, when ignorant of the law of hints to, in portraiture, 730; should study mixed and Painting, two systems of, 256 with white, 195; with grey, violet with black, 213; with white, 196; with colouring in, 298, 305 Panelled interiors, 645-7 Paper, colour-printing upon, 501 Paper-hangings, law of contrast in relation to designs for, 448 Patterns, conditions fulfilled by, for Savonnerie carpets, 408-419 similar images must not be repeated in a, 360 Picture-galleries, 584 Pictures, assortment of frames with, 564; assortment of, with Pigments do not represent pure prismatic colours, 157, 158; change Planting, principles of, in landscape gardening, 806 Plants, art of assorting, in a garden, 749 associations of, where apart, 736 Plateau, Dr., his researches, 80 Pleasure derivable from the cultivation of choice plants, 733 Predominating coloured light in a picture, 362, 363 Primary colours, 152; become secondaries by juxtaposition, 75 وو Principles of contrast, 335-342 common to different arts, 891 Printing or writing on coloured papers, 501 Prism, colours produced by the, the types of pure colours, 172; pos- Pure colours, 152 R. Rainbow, colours of, are modified by juxtaposition, 964 Reading, influence of the colour of the paper on the duration of, 503; وو 93 by artificial light, assortment of colours for, 520 diffused daylight, assortment of colours for, 506 blue 35, 76 indigo 28, 76 دو 27, 72, 76 34, 76 white yellow with white, 191; with black, 208; with grey, 225 green threads, 380 yellow threads, 380 Reflection of light from opaque coloured bodies, 5 of light from white bodies, 3 |