― pulp, ash, 136 ― ―, beaten, 117 ― ―, dimensions of fibre, 119 ― rags, statistics, 221, 222 ― ―, treatment for paper, 79 Linum usitatissimum fibre, 39, 44, 46 Literature, 229 Loading, estimating, 134 ― materials, analysing, 209 ― paper, 130 ― with agalite, 133 ― with china clay, 131 ― with lime sulphate, 131 ― with magnesium silicate, 134 ― with pearl-hardening, 131 Loft-dried paper, 145 Lunge’s bleaching method, 114 Lygeum spartum fibre, 55 Machine, 145 Magnesium silicate loading, 134 Manilla hemp, 44, 46, 59 ― ―, boiling, 103 ― ―, composition, 60 ― ―, cutting, 103 ― ―, micro-chemical reaction, 60 ― ―, microscopic features, 59 ― ―, sections, 60 ― ―, treating for paper, 64 ― ―, willowing, 103 Masson, Scott, and Bertram’s beater, 123 ― ― ― esparto-cleaning machine, 90 ― ― ― strainer, 149 Mechanical wood pulp, 105 ― ― ―, quantitative estimation, 202 Menzies and Davis’ smell consumer, 183 Metallic salts and cellulose, 8 Microscope equipment, 35 Microscopic features of fibres, 32 Microscopical examination of paper, 201 Milk of lime, 177 Mill, arrangement, 210 ―, site for, 210 Millboard machine, 166 Mineral acids and cellulose, 20 ― ― and ligno-cellulose, 20 ― matter, added, estimating, 136 ― ― in paper, estimating, 134 Mixing pulps, 119 Monocotyledonous stems, fibres of, 33, 46, 54 Mounting solution, 36 Musa paradisiaca fibre, 44 ― textilis, 59 Names in paper, 145, 156 Nettle, 52 Neutral mounting solution, 36 New Zealand flax, 39, 44, 46, 59 ― ― ―, dimensions, 39 ― ― ― general chemical characteristics, 59 ― ― ― micro-chemical reaction, 59 New Zealand flax, microscopic features, 59 Nilgherry nettle, 44 Nitric acid and cellulose, 8, 13 Nitro-sulphuric acid and ligno-cellulose, 22 Oak, pulp yield, 77 Oat straw, 98 Oxidising sodium sulphide, 191 Oxycellulose, 13 Oxygen and cellulose, 10 Oxygenating liquors while causticising, 191 Paper ash, estimating, 134 ―, broke, pulp from, 104 ―, colouring, 141 ― from mechanical wood pulp, faults of, 108 ―, hand-made, 144 ―, loading, 130 ―, loft-dried, 145 ― machine, 145 ― makers’ soap, 163 ― making and textiles, 3 ―, measuring strength, 193 ―, natural ash, 136 ―, printed, pulp from, 105 ―, sources of raw material, 1 ―, thickness, 153 ―, toned, 142 ― trade, statistics, 225 ― waste, pulp from, 104 ―, width, 152 Paper-mulberry fibres, 39, 46, 54 Partington’s bisulphite process, 72 Patterns on paper, 145, 156 Pearl hardening, 131 ― ―, estimating, 203 Pectic acid, 28 Pecto-cellulose, 28 ― ―, treating for paper, 63 Phormium tenax fibre, 39, 44, 59 Physical structure of fibres, 30 Picking esparto, 90 Pictet’s sulphurous acid process, 70 Pigments, 141 ―, analysing, 209 Pine, composition, 61 ―, pulp yield, 77