“Painting on Glass and Porcelain.” Hermann. (Scott Greenwood.) “Decorated Glass Processes.” (Constable, London.) “Jena Glass.” Hovestadt. (Macmillan & Co.) “Glass Manufacture.” Rosenhain. “Producer Gas-Fired Furnaces.” Ostwald. “Glassmaking.” By A. Pellatt. (Bogue, London.) “Gas and Coal Dust Firing.” Putsch. (Scott Greenwood.) “The Collected Writings of H. Seger.” (Scott Greenwood.) “Ceramic Industries.” Vol. I. By Mellor. “Modern Brickmaking”; “British Clays, Sands, and Shales”; “Handbook of Clay Working.” By A. B. Searle. (Griffin & Co.) “Glass Blowing.” By Shenstone. “Asch’s Silicates of Chemistry and Commerce.” “Clays.” By A. B. Searle. (Pitman, London.) “Fuel and Refractory Materials.” Sexton. (Mackie & Sons.) “Furnaces and Refractories.” Harvard. (McGraw, New York) SOCIETIES’ JOURNALS AND TRANSACTIONS “The Society of Glass Technology.” (Sheffield.) “The American Ceramic Society.” (Columbus, Ohio, U.S.A.) “The English Ceramic Society.” (Stoke-on-Trent, Staffs.) “Journal of the Society of Chemical Industry.” (Westminster, London.) ------------------------------------------------------------------------ INDEX Aberration, 104 Acids, action of, on glass, 18, 19 Action of glass on , 45 Alkali, 23 Alumina, 9-11, 20 Amethyst, 31 Analysis of , 37 Ancient glass, 1 Annealing glass, 18 —— pots, 66 Arsenic, 31 Artificial eyes, 101 —— cements, 24 —— pearls, 31 Aventurine, 22-102 Barytes, 8-26 Basalt, 10 Bastie’s Process of hardening glass, 18 Batch, 11-13 Beads, 31-116 Black glass, 29 Blowing glass, 80, 82 Blow-iron, 80 Blue glass, 28 Bohemian glass, 25 Borates in glass, 7, 8, 9 Boric acid, 7 Bottle glass, 26, 27 Bottle-making, 77, 79 Bull’s eye, 90 Buttons, 116 Cane, 97 Capacity of pots, 51-52 —— of tank furnace, 56 Carbonate of soda, 6 Cements, 24 Chain screen, 68 Chair, Glassmakers’, 81 Chemical properties of glass, 4-15 Chemical Formulae, 12 Chimneys, Lamp, 16 Clays for pots and furnaces, 36 Coloured glasses, 28, 29 Colour of silicates, 11-22 Complex glass, 26 Composition of glass, 4-25 Compound glasses, 25 Conductivity of glass, 23 Continental glass, 3, 88, 118 Covered pots, 21-27 Cracking-off glass, 15, 17, 85 Crown glass, 26-89 Crucible pots, 21, 27, 64 Cullet, 10, 85 Cutting glass, 8, 10, 16 Decay in glass, 2 Decomposition, 2, 19 Decorated glass, 108 Decolorants, 32 Defects, 9, 23, 34 De-grading glass, 23 Density, 16 Devitrification, 3, 8, 20 Discovery of glass, 1 Doll’s eyes, 101 Education, Technical, 120 Electric furnaces, 58 Emerald, 31 Enamelling glass, 115 English type of furnace, 43 Engraving glass, 111 Etching, 19-112 Expansion, Thermal, 16 Eye of furnace, 43 Eyes, Artificial, 101 Fancy glass, 116 Filigree, 99 Fire-clay, 3, 11-36 —— analyses, 37 Fire-clay, blocks, 39, 45 ——, Burnt, 39, 41, 61