| | PAGE |
| Absorption of sulphur process | [100] |
| Absorption of water by india rubber | [31] |
| Africa, ways of collecting rubber sap | [15–17] |
| Analysis of sap of india rubber tree | [27] |
| Apparatus for stamp making | [61–63] |
| Artists’ burned rubber | [136–137] |
| Balloons | [95] |
| Bands, india rubber | [41] |
| Bicycle tyre cement | [125] |
| Blacking, india rubber | [142] |
| Borax and water solution of rubber | [106–107] |
| Brazil, ways of collecting sap | [20–21] |
| Bromine as vulcanizer | [100] |
| Bulbs, how made | [92–93] |
| Burned rubber, artists’ | [136–137] |
| Calendering | [43] |
| Cane tips | [90] |
| Caoutchin | [30] |
| Caoutchoucin | [30] |
| Caoutchouc, (see [India Rubber].) |
| Cements | [125–128] |
| Clamp for vulcanizing press | [52] |
| Cohesion of rubber, its importance to the manufacturer | [26–27] |
| Cold curing | [100–102] |
| Composition for stamps and its moulding | [113–120] |
| Composition inking pad | [118–119] |
| Composition stamp handle | [117–118] |
| Cord, rubber | [92] |
| Corks | [90–91] |
| Curing | [44] |
| Curing, how to judge of completion of | [70] |
| Curing in liquid bath | [97] |
| Curing in sulphur bath | [99] |
| Curing, temperature of | [58] |
| Central America, ways of collecting rubber | [18–19] |
| Chair leg tips | [90] |
| Chalk plates | [83–84] |
| Chlorine as vulcanizer | [100] |
| Chloroform as a solvent | [105] |
| Coagulation of sap by a plant | [19] |
| Coagulation of sap by alum | [22–23] |
| Coagulation of sap by fire | [21–22] |
| Coagulation of sap by salt | [18] |
| Cohesion of pure rubber | [25] |
| Dating stamps, composition | [116–117] |
| Didot’s polytype for matrices | [82–83] |
| Distillation products of india rubber | [29–30] |
| Dolls, how made | [92–93] |
| Ebonite | [108–111] |
| Ebonite, polishing | [110–111] |
| Emery wheels and whetstones | [139–140] |
| Emulsion of caoutchouc | [10] |
| Etching | [140–142] |
| Fins, removal of | [86] |
| Flask for type moulding | [74] |
| Flong matrices | [80–82] |
| Flong paste | [80] |
| Fluid for mixing with plaster for matrices | [55] |
| Gas heated steam vulcanizer | [53] |
| Glue, marine | [126] |
| Glue stamps | [113–120] |
| Glycerine bath for curing | [97] |
| Goodyear, Charles | [13–14] |
| Gutta-percha | [111–112] |
| Gutta-percha, moulding | [111–112] |
| Gutta-percha, vulcanizing | [111] |
| Hektograph, composition | [121–122], [124] |
| Hektograph, how made and used | [121–124] |
| Hektograph ink (also see [inks]) | [121] |
| Hektograph sheets | [124] |
| India Rubber, absorption of water by | [31] |
| India rubber, African | [15–17] |
| India rubber, artists’ burned | [136–137] |
| India rubber, availability for small articles | [85] |
| India rubber, cohesion of unvulcanized | [25] |
| India rubber, composition of | [27] |
| India rubber, discovery of, etc. | [11–13] |
| India rubber, effects of temperature on | [28–29] |
| India rubber, elasticity of | [29], [33] |
| India rubber sap, its coagulation | [11] |
| India rubber sheet, how made | [40] |
| India rubbers, original way of making | [10] |
| India rubber stamp making without apparatus | [71] |
| India rubber stamps, home-made mould | [48–50] |
| India rubber stamps, starting point | [47] |
| India rubber, trees producing | [9] |
| India rubber tree sap, analysis of | [27] |
| India rubber type | [73] |
| India rubber, vulcanized, general properties of | [32–33] |
| India rubber, where collected | [11] |
| India rubber, inelastic, how made | [31] |
| India rubber, its mastication | [38–40] |
| India rubber, manufacture of | [35–46] |
| India rubber, necessity of drying | [38] |
| India rubber, points to be followed in moulding small articles | [85] |
| India rubber, preliminary operations in manufacturing | [35–36] |
| India rubber, preserving, etc. | [134–135] |
| India rubber, properties of | [28] |
| India rubber sap | [9–11] |
| India rubber stamp vulcanizing | [58–60] |
| Inelastic state of india rubber | [31] |
| Inks, special for stamping, etc. | [129–133] |
| Iodine and haloid vulcanizers | [100] |
| Isoprene | [30] |
| Leaves, skeletonized as models | [92] |
| Liquid bath curing | [97] |
| Machine for cutting sheet and threads | [40] |
| Machine for making mixed sheet | [42–43] |
| Machine for masticating | [38–40] |
| Machine for washing and sheeting | [37] |
| Mackintosh | [13] |
| Mackintoshes, how made | [45–46] |
| Marshmallow root for mixture with plaster | [57] |
| Masticated rubber, its easy solution | [103–104] |
| Masticating in mortar with benzole | [103–104] |
| Mastication of rubber | [38–40] |
| Materials mixed with india rubber | [43] |
| Matrices, various kinds of, for stamps | [80–84] |
| Matrix for stamp-making | [54–55] |
| Matrix making by casting | [56–57] |
| Matrix press | [56] |
| Matrix, process of making, for stamps | [54–55] |
| Mats | [91–92] |
| Metals, welding and cohesion of | [25–26] |
| Miscellaneous | [134–142] |
| Mixed sheet | [42–44] |
| Mixed sheet for stamps | [47–48] |
| Mould, home-made for stamps | [48–50] |
| Moulding and curing stamps | [58–60] |
| Moulds for composition stamps, temperature of | [120] |
| Moulds, material for | [86] |
| Naptha and volatile solvents, danger of | [107] |
| Naptha, solvent | [104–105] |
| Nicaragua, ways of collecting sap | [19–20] |
| Nitric acid as vulcanizer | [100] |
| Oil for composition stamp moulds | [119–120] |
| Oil for mould face | [55] |
| Oils fixed bad effect on solutions | [105] |
| Oxychloride of zinc cement for matrices | [57] |
| Papier maché matrices | [80–82] |
| Paraffin and rubber | [105–106] |
| Parkes’ process | [100–102] |
| Payen’s solvent | [105] |
| Pencil tips, moulds for | [89–90] |
| Phenyle sulphide as softener of vulcanized rubber | [106] |
| Plaster, dental for matrices | [54] |
| Press for moulding stamps, etc. | [51–52] |
| Press, gas-heated | [52–53] |
| Press, home-made | [49] |
| Press, matrix making | [55–56] |
| Products, general division of | [35–36] |
| Rods, stirring for laboratory | [95] |
| Rubber, origin of name | [12] |
| Rubber, see [India Rubber] |
| Salt bath for curing | [98] |
| Sap of india rubber tree, analysis of | [27] |
| Sheeting and washing | [37–38] |
| Sheet rubber, how made | [40] |
| Sheet rubber, its joining | [94] |
| Shellac for strengthening matrix | [55] |
| Shoes, blacking for | [142] |
| Shoes, india rubber, cement for | [127] |
| Siphonia, origin of name | [11] |
| Solution, different views of | [31–32] |
| Solution, difficulties of | [103] |
| Solvents for rubber | [104–105] |
| Spring chase for matrices | [56] |
| Springs for stamp moulds | [51] |
| Springs on moulding press | [51] |
| Sponge india rubber | [137] |
| Stamp making | [47] |
| Stamps, rubber, substitute for | [138] |
| Stamps, see [India Rubber], Composition and general titles. |
| Strauss’ method of coagulating sap | [22–23] |
| Suction discs, regular mould for | [88–89] |
| Suction discs, simple mould for | [87–88] |
| Sulphides, alkaline as vulcanizers | [100] |
| Sulphur, absorption process | [100] |
| Sulphur bath for mixing and curing | [98–100] |
| Sulphur chloride process | [100–102] |
| Sulphur, how mixed with gum | [43] |
| Sulphur, its escape from vulcanized rubber | [33–34] |
| Sunlight excluded from washed sheet rubber | [38] |
| Syringes made by Indians | [11] |
| Test for curing with knife | [48] |
| Thread, rubber, cut | [41] |
| Thread, rubber, moulded | [92] |
| Tissues, coated, how made | [45–46] |
| Tubes, connecting glass | [96] |
| Tube, seamless | [92] |
| Turpentine, a solvent for vulcanized rubber | [106] |
| Turpentine compared with caoutchoucin | [30] |
| Turpentine, viscid nature of solution | [104–105] |
| Type, india rubber | [73] |
| Type moulding flask | [74] |
| Type and stamps from vulcanized rubber | [77] |
| Type, cutting apart | [75] |
| Type, points in moulding | [75] |
| Type, quads, and spaces for stamp models | [71–72] |
| Type, steel moulds for | [76] |
| United States composition stamps | [113–120] |
| Varnish shellac for india rubber | [137–138] |
| Vulcanite | [108–111] |
| Vulcanization, its two steps | [42] |
| Vulcanization, steps in process | [47–48] |
| Vulcanized rubber stamps and type | [77] |
| Vulcanizer | [52–53] |
| Vulcanizer, fish kettle as a | [69–70] |
| Vulcanizer, flower pot | [68–70] |
| Vulcanizer, chamber | [63] |
| Vulcanizing and moulding stamps | [58–60] |
| Washing and sheeting | [37–38] |
| Water absorbed by india rubber | [31] |
| Waterproof composition for shoes | [142] |
| Waterproofing for battery cells | [127–128] |
| Zinc, chloride | [57] |