Page:Paper and Its Uses.djvu/172

Characteristics of printing papers, 43
Chemical wood, 3, 13
— — microscopical examination of, 110
Cheque papers, 40
China clay, 6
— — as loading, 20
Choosing paper to suit job, 80
Chromo boards, 59
— papers, 49
City and Guilds Syllabus for typography and lithography, 152-53
Classification of fibres, 64
Cloth-lined cards, coloured, 50
Coated boards, 50
— papers, 48
— — ink for, 75
Cockling of cardboards, 72
Coloured cloth-lined cards, 50
— papers, difference in shade of two sides, 85
— papers for pasting, 104
— printings, 45
Colouring matter in papers, 7, 103
— — fastness to light of, 103
— pulp, 20
Common printings, 44
Comparison between hand-, mould-, and machine-made papers, 87
— of strength by tearing, 88
Condition of knives of cutting-machines, 78
Constituents of paper, 6
Copying papers, 53
— — testing, 105
Cost of paper, to find, 146
Cotton, cellulose in, 2
— fibres, 4, 61
— microscopical examination of, 108
Couching, 16
Couch rolls, 23
Cover papers, 53
— — embossed, 54
— — pamphlet, 54
Crayon papers, 42
Cutting machine, condition of knives, 78
— watermarked papers, 79
Cutting machine webs into sheets, 32
Cylinder-dried browns, 56
Cylinder papermaking machine, 25

Dandy rolls, 22
— — effect of, 23
— — laid, 23
— — spiral laid, 23
— — wove, 23
Deckle, 15
— straps, 21
Decomposition of gelatine sizing, 76
— of glue in art paper, 76
Defects in paper, 66
Deterioration of mechanical wood papers, 65
— of paper, 63
Difference in shade of two sides of coloured papers, 85
Direction of paper for bound books, 78
Discoloration of paper, 63
Distinguishing between hand- and machine-made papers, 85, 86
— mould-made papers, 87
Drawing papers, 41
— — weights and prices of, 139
Drying cylinders, 23
— sized paper, 29
Duplex boards, manufacture of, 35
Duplicating paper, 52
— — testing, 105
Durability of art paper, 65
— of featherweight paper, 45, 64

Eddy paper-testing machines, 100
Edge runner or kollergang, 13
Elasticity of paper, 97
Electricity in paper, 74
Embossed cover papers, 54
Enamelled papers, 49
Engine-sized papers, 21, 39, 41
Envelope papers, 32
Equivalent weights of various papers, 144-45
Esparto, 3
— cellulose in, 2
— fibres, 5, 62
— — microscopical examination of, 110
— testing for, 107
— treatment of, 11
Exercise book covers, 55
Expansion of paper, 68
Extracts from City and Guilds Syllabus for typography and lithography, 152-53