A.Acacia catechu,354.Academy, Royal, at Burlington House,365.Acetate of lead, as a siccative,51."improper use of,52.Adulteration,70."ofAnotta,256."Artificial Ultramarine,214."Black Lead,394."Cadmium Yellow,88."Carmine,134."Chrome Yellow,94."Cochineal,132."Genuine Ultramarine,214."Indigo,202."Ivory Black,397."Madder,140."Madder Carmine,142."Mars Yellow,102."Prussian Blue,203."Red Lead,152."Smalt,198."Verdigris,276."Vermilion,156."Veronese Green,268."White Lead,70,74,75."Yellow and Orange Orpiment,113,259."Zinc White,77.Advancing and retiring colours,186-188.Advice, Cennini's,411.Aerial perspective,22.African cochineal,170."green,271.Air and light, action of, on pigments,39.Air effect, want of,378.Albumen,50.Alchemy,259.Alexander the Great,296."Veronese,284.Alkanet,302.Almagra,147.Almond Black,407.American artist, an,347.Analysis of Brown,377."Citrine,329."Gray,377."Marrone,377."Olive,330."Russet,330.Anchusa tinctoria,302.Ancients, colouring of the,3."colours of the,5,6,218.Aniline,162."colours,162.""cakes of,163.""in oil,247.Animal Æthiops,348."charcoal,397-399."jelly,50.Anotta,255.Antimony, Golden Sulphur of,256."Orange,256."Red,159."White,79."Yellow,105.Antipathies of pigments,193.Antwerp Blue,207."Brown,339.Apelles,7,293.Archil,303."Purple,303.Arethas,217.Armenian blue,5,217,228."bole,147."stone,228.Arsenical pigments,273.Arsenic green, substitutes for,288,290."white,79."yellow,116.Art and Science,238,412.Artificial Ultramarine,209-216."acid pigments with,214."adulteration of,215."green in,211."gum with,214.Artificial Ultramarine, in siliceous painting,212."origin of,209."prize for,209."test for,212.Artists and painters,182.Arts, Society of,130.Ash, Ultramarine,379.Ashes, Blue,228.Asphaltic Lake, the,337.Asphaltum and Asphalt,337."Liquid,339.Association of Science, British,357.Assyrians, colouring and colours of,6.Augustus Cæsar,295.Aureolin,42,47,83-87."Chemical News on,84."in admixture,86."Mr. Aaron Penley on,85."the purest yellow,84,384.Aurine,162.Autotype process, the,401.Avignon, berries of,312.Axiom, a wholesome,201.Axioms for compounding,250.Azuline,162.Azure,192,196,217.B.Barff, Mr.,212.Barium and Bismuth chrome greens,280.Barthe and Laurent, MM.,235.Bartholomew, Mr.,143.Baryta, Ferrate of,165."Silicate of,290.Barytic White,65.Beauty in Pigments,46.Beeswax,50.Berries, French, Persian, and Turkey,212.Berzelius,169.Bice, Green,187.Bignonia chica,367.Bismuth Purple,304.Bixa Orellana,255.Bixine,256.Black,27."ancient,5."as a colour,387,391."as a pigment,389."colours with,392."on the Neutral,387.Black Pigments:—Almond Black,407.Beggars' Ultramarine,409.Black Chalk,404.Black Lead,382,393.Black Ochre,404.Blue Black,394.Bone Black,405.British Ink,395.Charcoal Black,394.Chinese Ink,395.Coffee Black,405.Copper Prussian Black,408.Cork Black,409.Earth Black,404.Frankfort Black,406.Galena,394.Graphite,393.Indian Ink,395.Ivory Black,397.Lamp Black,399.Liege Black,394.Manganese Black,406.Mineral Black,407.Mixed Black,402.Paper Black,407.Peach Black,407.Plumbago,393.Prussian Black,404,408.Purple Black,408.Spanish Black,409.Vine Black,394.Bladder Green,282.Blanc d'Argent,71.Blending of pigments,37.Blood, Dragon's,137.Bloodstone,147.Blue,28."ancient,5,217."Armenian,5,217."as a colour,183."contrast of,185,188."discordant,185."on the Primary,183.Blue Pigments:—Antwerp Blue,207.Artificial Ultramarines,209-216.Azure,192,217.Basic Prussian Blue,207.Berlin Blue,203,207.Bice,228.Bleu de Garance,209.Blue Ashes,228.Blue Bice,228.Blue Carmine,228.Blue Ochre,226,380.Blue Sand,196.Blue Verditer,228.Brilliant Ultramarine,215.Cerulian Blue, or Cœruleum,190.Cobalt Blue,192.Cobalt Blues,189-199.Cobalt Prussian Blue,227.Cobalt Ultramarine,192.Coëlin,190.Copper Blues,227-230.Cotton Seed Blue,230.Cyanine,198.Dumont's Blue,196.Dutch Ultramarine,189.Enamel Blue,189.Egyptian Blue,229.Factitious Ultramarine,215.Ferricyanide of Iron,208.Ferrocyanide of Iron,203.French Blue,215.French Ultramarine,215.Genuine Ultramarine,216-225.Gmelin's German Ultramarine,209.Gold Blue,231.Guimet's Ultramarine,209.Haerlem Blue,207.Hungary Blue,189.Indian Blue,199.Indicum,199.Indigo,199.Intense Blue,202.Iodine Blue,231.Iridium Blue,232.Iris,228.Lazuline,217.Lazulite Blue,217.Lazurstein,217.Leitch's Blue,199.Leithner's Blue,189.Manganese Blue,232.Mineral Blue,207.Mountain Blue,228.Native Prussian Blue,207.Native Ultramarine,216.Natural Ultramarine,216.New Blue,216.Outremer,217.Outremer de Guimet,209.Paris Blue,192,203.Permanent Blue,216.Platinum Blue,233.Powder Blue,196.Prussian Blue,203.Prussiate of Iron,203.Pure Ultramarine,217.Real Ultramarine,216.Reboulleau's Blue,230.Royal Blue,196.Saunders' Blue,230.Saxon Blue,189.Schweinfurt Blue,230.Smalt,195-198.Terre Bleu,228.Thénard's Blue,192.True Ultramarine,216.Tungsten Blue,233.Turnbull's Blue,208.Ultramarines,209-225.Verditer,228.Vienna Blue,192.Wood-Tar Blue,233.Zaffre,189.Zinc-Cobalt Blue,235.Body White,72.Bole, Armenian,147.Borrowdale,393.Bouvier,153,345,347,355,405,407,409.Box, the painter's,60.Bradley, Mr.,246.British School,9.Broken colours,16.Bronze,279.Brown,28."analysis of,377."as a colour,335."Citrine,317."contrast of,337."Liquid, Prout's,345."Madder,305."Mars,313."on the Semi-Neutral,334.Brown Pigments:—Animal Æthiops,348.Antwerp Brown,339.Asphaltum or Asphalt,337.Bistre,340.Bitumen,339.Bitumen of Judea,337.Bone Brown,340.Burnt Umber,341.Cadmium Brown,353.Caledonian Brown,341.Campania Brown,352.Cappah Brown,342.Cassel Earth,343.Castle Earth,343.Catechu Browns,374.Chalon's Brown,344.Chestnut Brown,357.Chrome Browns,355.Cologne Earth,344.Copper Brown,355.Cory's Madder or Yellow Madder,353.Cullen's Earth,344.Egyptian Brown,347.Euchrome,342.French Prussian Brown,355.Gambogiate of Iron,357.Hypocastanum,357.Iron Browns,357.Ivory Brown,340.Jew's Pitch,337.Leitch's Brown,346.Manganese Brown,358.Mineral Brown,342.Mineral Pitch,337.Mixed Brown,346.Mummy,347.Mummy Brown,347.Nickel Brown,358.Ochre Browns,358.Prussian Brown,348.Purple Brown,359.Roman Sepia,351.Rubens' Brown,359.Sepia,348.Terre de Cassel,343.Uranium Brown,360.Vandyke Brown,351.Verona Brown,353.Warm Sepia,350.Yellow Madder,353.Zinc Brown,360.Brown Pink,312."Red,147."Spanish,146."Stil de Grain,312.Browns, abundance of,336,361.Brun de Mars,313.Brunswick Green,271,279.Brushes, soap and alkali in,52.Burlington House, Royal Academy at,365.Burnt Carmine,298."Lake,298."Madder,305."Orpiment,259."Roman Ochre,255."Sienna,243."Terra di Sienna,243."Verdigris,331.C.Cadmium Brown,353."Orange,36,42,244."Red,42,130."White,78."Yellow,87,92.""adulteration of,88.""manufacture of,92.""when fugacious,92.""with White Lead,89.Caledonian Brown,341.Campania Brown,352.Camphor,396.Cappah or Cappagh Brown,342.Carajuru,367.Carbolic acid,162.Carbon,393.Carmichael, Mr.,348.Carmine,133,135."adulteration of,134."Blue,225."Burnt,298."Field's,142.Carmine, Madder,142."manufacture of,134."Vermilion,156."Violet,302."with Indian Yellow,98.""White Lead,134.Carnac, ruins at,4.Carnagione,149.Carthamus,174.Cartoons at Hampton Court,10.Cassel Earth,343."Green,288."Terre de,343."Yellow,121.Cassius, Purple of,306.Cassius's Purple Precipitate,306.Castle Earth,343.Catechu Browns,354.Celandine,96.Cendres Bleues,230.Cennini, advice of,411.Cerulian Blue or Cœruleum,190.Ceruse,74.Chalk, Black,404."Green,173."Red,172."White,79.Chalon's Brown,344.Chaptal, Count,105,229.Charcoal, animal,397,399."Black,394."vegetal,398,406.Charles I.,220.Charred blacks,390,395,406.Cheese, anotta in,256.Chemical News, extract from,84.Chestnut Brown,357.Chevreul, M.,173,191,205,364.Chiaroscuro,15.Chica d'Andiguez,160."Marrone,367."Red,159.China, Mandarins of,219."White,80.Chinese Ink,395."Lake,137."Orange,246."Rouge,174."Vermilion,156."White,75."Yellow,111.Chinoline,162.Chocolate Lead,368.Chromate of Mercury,256.Chromates of lead, organic pigments with,248,280.Chrome Arseniate,284."Browns,355."Green, True,267."Greens,279-281."Ochre,267.Chrome Orange,248."Oxide,267."Oxides,266-271."Red,151."Scarlet,151."Yellows,93-95.""adulteration of,94.Chromium, Green Oxide of,267."Opaque Oxide of,267."Oxide of,267."Transparent Oxide of,268.Church, Professor,165.Cicero,296.Cinnabar,153."Green,280.Citrine,28."analysis of,329."as a colour,310."contrast of,311."on the Tertiary,310.Citrine Pigments:—Brown Pink,312.Brown Stil de Grain,312.Brun de Mars,313.Cassia Fistula,316.Citrine Brown,317.Citrine Lake,312.Mars Brown,313.Mixed Citrine,314.Quercitron Lake,312.Raw Umber,315.Umber,315.Citron Yellow,95.Classes of Colours, on,27-30.Classified Pigments:—Black,409.Blue,236.Brown,361.Citrine,319.Gray,380.Green,291.Grey,386.Marrone,371.Olive,333.Orange,261.Purple,308.Red,181.Russet,324.White,80.Yellow,125.Claude,345.Cleanliness in painting,53.Coal-Tar Colours,160-164,247."cakes of,163."in oil,247.Cobalt Blue,192.chalkiness in,195.manufacture of,192."Blues,189-199."Green,285."Marrone,368."Prussian Blue,227.""Green,282."Purples,305."Ultramarine,192.Coccus"(Abiesnigra),168."cacti,131."ficus,138."ilicis,153,167.Cochineal,132."adulteration of,132."Dr. Warren de la Rue on,132."lake, with Vermilion,136."Lakes,131-137.Coëlin,190.Cœruleum,190,198,217,229.Coffee Black,405."Brown,405.Cohesion and colour,197,208."durability,197,208.Cologne Earth,344."Yellow,94.Colour and neutrality,375."latent,58."of extreme light objects,21."of shadow,21."on the Relations and Harmony of,13.Coloured rays, mixture of,384.Colouring, ancient,3-7."false,20."importance of,10-12."on,3."vicious,11-21.Colours, ancient,5,6,218."and Pigments Individually, on,57."broken,16."classes of:—""Neutral,27.""Primary,28.""Secondary,28.""Semi-Neutral,29.""Tertiary,28."complementary,391."discordant,17,185."entire,28."extreme,28."fugacity of ancient,6."held in check,106."hot and cold,20."imaginary,115."individual beauty of,57."light and dark,30."material, mixture of,384."mixture and compounding of,17-19."not obtainable,114."not pigments,305."perspective of,22.Colours, retiring or advancing,186-188."superfluous,124."unfitted for pigments,115,180."vitrified,33,197."with black,27,392.""colours,27.""grey,382.""white,27,63.Common pigments,359.Compounding colours, on,242-252,277.Compound pigments,36.Constable,265.Constantinople,7.Constant White,65."free acid in,66.Contrast of colour and neutrality,15."gradations and extremes,19."hues,13-15."shades,15."warmth and coolness,15.Copper Blues,227-230."Borate,285."Brown,355."Chrome,286."Greens,271-276."Prussian Black,408."Prussiate of,323."Reds,164."Smalt,220."Stannate,286."Yellow,116.Cork Black,409.Correggio,8,335.Cory's Madder or Yellow Madder,119,353.Cotton Seed Blue,230.Cremnitz or Crems White,72.Crimson Lake,135.Crookes, Mr.,260.Crowding of pictures,364.Cudbear,303.Cullen's Earth,344.Cuttle Fish,348.Cuyp,136.Cyanine,198.Cyanus,198,217.
A.Acacia catechu,354.Academy, Royal, at Burlington House,365.Acetate of lead, as a siccative,51."improper use of,52.Adulteration,70."ofAnotta,256."Artificial Ultramarine,214."Black Lead,394."Cadmium Yellow,88."Carmine,134."Chrome Yellow,94."Cochineal,132."Genuine Ultramarine,214."Indigo,202."Ivory Black,397."Madder,140."Madder Carmine,142."Mars Yellow,102."Prussian Blue,203."Red Lead,152."Smalt,198."Verdigris,276."Vermilion,156."Veronese Green,268."White Lead,70,74,75."Yellow and Orange Orpiment,113,259."Zinc White,77.Advancing and retiring colours,186-188.Advice, Cennini's,411.Aerial perspective,22.African cochineal,170."green,271.Air and light, action of, on pigments,39.Air effect, want of,378.Albumen,50.Alchemy,259.Alexander the Great,296."Veronese,284.Alkanet,302.Almagra,147.Almond Black,407.American artist, an,347.Analysis of Brown,377."Citrine,329."Gray,377."Marrone,377."Olive,330."Russet,330.Anchusa tinctoria,302.Ancients, colouring of the,3."colours of the,5,6,218.Aniline,162."colours,162.""cakes of,163.""in oil,247.Animal Æthiops,348."charcoal,397-399."jelly,50.Anotta,255.Antimony, Golden Sulphur of,256."Orange,256."Red,159."White,79."Yellow,105.Antipathies of pigments,193.Antwerp Blue,207."Brown,339.Apelles,7,293.Archil,303."Purple,303.Arethas,217.Armenian blue,5,217,228."bole,147."stone,228.Arsenical pigments,273.Arsenic green, substitutes for,288,290."white,79."yellow,116.Art and Science,238,412.Artificial Ultramarine,209-216."acid pigments with,214."adulteration of,215."green in,211."gum with,214.Artificial Ultramarine, in siliceous painting,212."origin of,209."prize for,209."test for,212.Artists and painters,182.Arts, Society of,130.Ash, Ultramarine,379.Ashes, Blue,228.Asphaltic Lake, the,337.Asphaltum and Asphalt,337."Liquid,339.Association of Science, British,357.Assyrians, colouring and colours of,6.Augustus Cæsar,295.Aureolin,42,47,83-87."Chemical News on,84."in admixture,86."Mr. Aaron Penley on,85."the purest yellow,84,384.Aurine,162.Autotype process, the,401.Avignon, berries of,312.Axiom, a wholesome,201.Axioms for compounding,250.Azuline,162.Azure,192,196,217.B.Barff, Mr.,212.Barium and Bismuth chrome greens,280.Barthe and Laurent, MM.,235.Bartholomew, Mr.,143.Baryta, Ferrate of,165."Silicate of,290.Barytic White,65.Beauty in Pigments,46.Beeswax,50.Berries, French, Persian, and Turkey,212.Berzelius,169.Bice, Green,187.Bignonia chica,367.Bismuth Purple,304.Bixa Orellana,255.Bixine,256.Black,27."ancient,5."as a colour,387,391."as a pigment,389."colours with,392."on the Neutral,387.Black Pigments:—Almond Black,407.Beggars' Ultramarine,409.Black Chalk,404.Black Lead,382,393.Black Ochre,404.Blue Black,394.Bone Black,405.British Ink,395.Charcoal Black,394.Chinese Ink,395.Coffee Black,405.Copper Prussian Black,408.Cork Black,409.Earth Black,404.Frankfort Black,406.Galena,394.Graphite,393.Indian Ink,395.Ivory Black,397.Lamp Black,399.Liege Black,394.Manganese Black,406.Mineral Black,407.Mixed Black,402.Paper Black,407.Peach Black,407.Plumbago,393.Prussian Black,404,408.Purple Black,408.Spanish Black,409.Vine Black,394.Bladder Green,282.Blanc d'Argent,71.Blending of pigments,37.Blood, Dragon's,137.Bloodstone,147.Blue,28."ancient,5,217."Armenian,5,217."as a colour,183."contrast of,185,188."discordant,185."on the Primary,183.Blue Pigments:—Antwerp Blue,207.Artificial Ultramarines,209-216.Azure,192,217.Basic Prussian Blue,207.Berlin Blue,203,207.Bice,228.Bleu de Garance,209.Blue Ashes,228.Blue Bice,228.Blue Carmine,228.Blue Ochre,226,380.Blue Sand,196.Blue Verditer,228.Brilliant Ultramarine,215.Cerulian Blue, or Cœruleum,190.Cobalt Blue,192.Cobalt Blues,189-199.Cobalt Prussian Blue,227.Cobalt Ultramarine,192.Coëlin,190.Copper Blues,227-230.Cotton Seed Blue,230.Cyanine,198.Dumont's Blue,196.Dutch Ultramarine,189.Enamel Blue,189.Egyptian Blue,229.Factitious Ultramarine,215.Ferricyanide of Iron,208.Ferrocyanide of Iron,203.French Blue,215.French Ultramarine,215.Genuine Ultramarine,216-225.Gmelin's German Ultramarine,209.Gold Blue,231.Guimet's Ultramarine,209.Haerlem Blue,207.Hungary Blue,189.Indian Blue,199.Indicum,199.Indigo,199.Intense Blue,202.Iodine Blue,231.Iridium Blue,232.Iris,228.Lazuline,217.Lazulite Blue,217.Lazurstein,217.Leitch's Blue,199.Leithner's Blue,189.Manganese Blue,232.Mineral Blue,207.Mountain Blue,228.Native Prussian Blue,207.Native Ultramarine,216.Natural Ultramarine,216.New Blue,216.Outremer,217.Outremer de Guimet,209.Paris Blue,192,203.Permanent Blue,216.Platinum Blue,233.Powder Blue,196.Prussian Blue,203.Prussiate of Iron,203.Pure Ultramarine,217.Real Ultramarine,216.Reboulleau's Blue,230.Royal Blue,196.Saunders' Blue,230.Saxon Blue,189.Schweinfurt Blue,230.Smalt,195-198.Terre Bleu,228.Thénard's Blue,192.True Ultramarine,216.Tungsten Blue,233.Turnbull's Blue,208.Ultramarines,209-225.Verditer,228.Vienna Blue,192.Wood-Tar Blue,233.Zaffre,189.Zinc-Cobalt Blue,235.Body White,72.Bole, Armenian,147.Borrowdale,393.Bouvier,153,345,347,355,405,407,409.Box, the painter's,60.Bradley, Mr.,246.British School,9.Broken colours,16.Bronze,279.Brown,28."analysis of,377."as a colour,335."Citrine,317."contrast of,337."Liquid, Prout's,345."Madder,305."Mars,313."on the Semi-Neutral,334.Brown Pigments:—Animal Æthiops,348.Antwerp Brown,339.Asphaltum or Asphalt,337.Bistre,340.Bitumen,339.Bitumen of Judea,337.Bone Brown,340.Burnt Umber,341.Cadmium Brown,353.Caledonian Brown,341.Campania Brown,352.Cappah Brown,342.Cassel Earth,343.Castle Earth,343.Catechu Browns,374.Chalon's Brown,344.Chestnut Brown,357.Chrome Browns,355.Cologne Earth,344.Copper Brown,355.Cory's Madder or Yellow Madder,353.Cullen's Earth,344.Egyptian Brown,347.Euchrome,342.French Prussian Brown,355.Gambogiate of Iron,357.Hypocastanum,357.Iron Browns,357.Ivory Brown,340.Jew's Pitch,337.Leitch's Brown,346.Manganese Brown,358.Mineral Brown,342.Mineral Pitch,337.Mixed Brown,346.Mummy,347.Mummy Brown,347.Nickel Brown,358.Ochre Browns,358.Prussian Brown,348.Purple Brown,359.Roman Sepia,351.Rubens' Brown,359.Sepia,348.Terre de Cassel,343.Uranium Brown,360.Vandyke Brown,351.Verona Brown,353.Warm Sepia,350.Yellow Madder,353.Zinc Brown,360.Brown Pink,312."Red,147."Spanish,146."Stil de Grain,312.Browns, abundance of,336,361.Brun de Mars,313.Brunswick Green,271,279.Brushes, soap and alkali in,52.Burlington House, Royal Academy at,365.Burnt Carmine,298."Lake,298."Madder,305."Orpiment,259."Roman Ochre,255."Sienna,243."Terra di Sienna,243."Verdigris,331.C.Cadmium Brown,353."Orange,36,42,244."Red,42,130."White,78."Yellow,87,92.""adulteration of,88.""manufacture of,92.""when fugacious,92.""with White Lead,89.Caledonian Brown,341.Campania Brown,352.Camphor,396.Cappah or Cappagh Brown,342.Carajuru,367.Carbolic acid,162.Carbon,393.Carmichael, Mr.,348.Carmine,133,135."adulteration of,134."Blue,225."Burnt,298."Field's,142.Carmine, Madder,142."manufacture of,134."Vermilion,156."Violet,302."with Indian Yellow,98.""White Lead,134.Carnac, ruins at,4.Carnagione,149.Carthamus,174.Cartoons at Hampton Court,10.Cassel Earth,343."Green,288."Terre de,343."Yellow,121.Cassius, Purple of,306.Cassius's Purple Precipitate,306.Castle Earth,343.Catechu Browns,354.Celandine,96.Cendres Bleues,230.Cennini, advice of,411.Cerulian Blue or Cœruleum,190.Ceruse,74.Chalk, Black,404."Green,173."Red,172."White,79.Chalon's Brown,344.Chaptal, Count,105,229.Charcoal, animal,397,399."Black,394."vegetal,398,406.Charles I.,220.Charred blacks,390,395,406.Cheese, anotta in,256.Chemical News, extract from,84.Chestnut Brown,357.Chevreul, M.,173,191,205,364.Chiaroscuro,15.Chica d'Andiguez,160."Marrone,367."Red,159.China, Mandarins of,219."White,80.Chinese Ink,395."Lake,137."Orange,246."Rouge,174."Vermilion,156."White,75."Yellow,111.Chinoline,162.Chocolate Lead,368.Chromate of Mercury,256.Chromates of lead, organic pigments with,248,280.Chrome Arseniate,284."Browns,355."Green, True,267."Greens,279-281."Ochre,267.Chrome Orange,248."Oxide,267."Oxides,266-271."Red,151."Scarlet,151."Yellows,93-95.""adulteration of,94.Chromium, Green Oxide of,267."Opaque Oxide of,267."Oxide of,267."Transparent Oxide of,268.Church, Professor,165.Cicero,296.Cinnabar,153."Green,280.Citrine,28."analysis of,329."as a colour,310."contrast of,311."on the Tertiary,310.Citrine Pigments:—Brown Pink,312.Brown Stil de Grain,312.Brun de Mars,313.Cassia Fistula,316.Citrine Brown,317.Citrine Lake,312.Mars Brown,313.Mixed Citrine,314.Quercitron Lake,312.Raw Umber,315.Umber,315.Citron Yellow,95.Classes of Colours, on,27-30.Classified Pigments:—Black,409.Blue,236.Brown,361.Citrine,319.Gray,380.Green,291.Grey,386.Marrone,371.Olive,333.Orange,261.Purple,308.Red,181.Russet,324.White,80.Yellow,125.Claude,345.Cleanliness in painting,53.Coal-Tar Colours,160-164,247."cakes of,163."in oil,247.Cobalt Blue,192.chalkiness in,195.manufacture of,192."Blues,189-199."Green,285."Marrone,368."Prussian Blue,227.""Green,282."Purples,305."Ultramarine,192.Coccus"(Abiesnigra),168."cacti,131."ficus,138."ilicis,153,167.Cochineal,132."adulteration of,132."Dr. Warren de la Rue on,132."lake, with Vermilion,136."Lakes,131-137.Coëlin,190.Cœruleum,190,198,217,229.Coffee Black,405."Brown,405.Cohesion and colour,197,208."durability,197,208.Cologne Earth,344."Yellow,94.Colour and neutrality,375."latent,58."of extreme light objects,21."of shadow,21."on the Relations and Harmony of,13.Coloured rays, mixture of,384.Colouring, ancient,3-7."false,20."importance of,10-12."on,3."vicious,11-21.Colours, ancient,5,6,218."and Pigments Individually, on,57."broken,16."classes of:—""Neutral,27.""Primary,28.""Secondary,28.""Semi-Neutral,29.""Tertiary,28."complementary,391."discordant,17,185."entire,28."extreme,28."fugacity of ancient,6."held in check,106."hot and cold,20."imaginary,115."individual beauty of,57."light and dark,30."material, mixture of,384."mixture and compounding of,17-19."not obtainable,114."not pigments,305."perspective of,22.Colours, retiring or advancing,186-188."superfluous,124."unfitted for pigments,115,180."vitrified,33,197."with black,27,392.""colours,27.""grey,382.""white,27,63.Common pigments,359.Compounding colours, on,242-252,277.Compound pigments,36.Constable,265.Constantinople,7.Constant White,65."free acid in,66.Contrast of colour and neutrality,15."gradations and extremes,19."hues,13-15."shades,15."warmth and coolness,15.Copper Blues,227-230."Borate,285."Brown,355."Chrome,286."Greens,271-276."Prussian Black,408."Prussiate of,323."Reds,164."Smalt,220."Stannate,286."Yellow,116.Cork Black,409.Correggio,8,335.Cory's Madder or Yellow Madder,119,353.Cotton Seed Blue,230.Cremnitz or Crems White,72.Crimson Lake,135.Crookes, Mr.,260.Crowding of pictures,364.Cudbear,303.Cullen's Earth,344.Cuttle Fish,348.Cuyp,136.Cyanine,198.Cyanus,198,217.