Page:Paper and Its Uses.djvu/175

Rh  starch in, 103 — straw in, 107 — stretching of, 71 — surface of, 101 — tensile strength of, 97 — testing, 96 — — machines, 98, 99, 100 — thickness of, 97 — to calculate weight of, 146 — to find cost of, 146 — transporting, 89 — varnishable, 83 — wavy edges to, 72 Papermaking— — hand-made, 15 — machine, wet end of, 21 — materials for, 1 — rags for, 3 Paper testing, 96 — — apparatus for, 112 — — machine, Ashcroft, 100 — — — Carrington, 99 — — — Eddy, 100 — — — Leunig, 98 — — — Marshall's, 98 — — — Mullen, 100 — — — Rehse, 100 — — — Southworth, 100 — — — Woolley, 100 Paper trade customs, 149-51 Papers, alphabetical list of, 113-34 Papyrus, 1 Pasteboards, manufacture of, 36 Pastings, 36 Perfect ream, 34 Phloroglucine solution, 106 Picking or lifting of art papers, 73 Plate papers, 47 — rolling, 29 Portmanteau boards, manufacture of, 36 Position and condition of stock room, 89 Poster papers, 47, 82 — — M.G., 47 Preparation of fibres for microscopical examination, 107 Presse-pate machine, 12 Pressings, 55 Prices and weights of boards, to find, 146 — of boards, 141 — of brown and wrapping papers, 142 — of printing papers, 137 — of writing papers, 139 Printing papers, 43 — — coloured, 45 — — common, 44 — — loading in, 20 — — — permissible in, 64 — — qualities, 111 — — table of sizes and weights, 136 — — — weights and prices, 137 Programme papers, 81 Proofs, paper for, 83 Pulp boards, 58 — — manufacture of, 35

of paper required for books, 148

, beating, 11 — boiling, 9 — for papermaking, 3, 8 — sorting, 8 — washing, 9, 10 Raw materials for papermaking, 1 — — reduction to pulp, 8 Ream, mill, 33 — news, 34 — perfect, 34 — stationers', 34 — wrappers, 57 Reed pulp, 3 Register work, paper for, 72 Rehse paper-testing machine, 100 Remedy for faults in art papers, 73 Resistance to wear, testing for, 101 Retree, 29, 33 Right side of paper, 79, 83 Rolling printed work, 76 Ruling on various papers, 76

portfolio, 95 Set-off sheets, 83 Sheets in a reel, to calculate, 147 Single cylinder papermaking machine, 25 Size of sheets, checking, 97 Sizing, animal, 6 — engine, 21 — — testing for, 102 — tub, 6, 28 — — testing for, 102 — vegetable, 6, 21 Slate boards, manufacture of, 36