DECIMAL CLASSIFICATION 
677-4 
41 
413 
415 
2 
Silk and similar materials 
See also 677.6 Industry of special fabrics 
Mulberry silkworm (Bombyx) industry 
For subdivisions of 677.41 a o is uzed in C D before the other figures; e. g. 
677.4102, 677.4103 etc. insted of 677.412, 677.413 etc. 
Silk working processes 
See also 638.2 Silkworms 
Preliminary processes 
Spinning and twisting 
Spinning 
Reeling Preparing raw silk 
Throwing Spinning and twisting Winding and 
cleaning Doubling 
Twisting processes 
Manufacture of sewing twist; hardening; cabling 
Weaving 
Preparing warp Warping 
Weaving proper 
Finishing processes 
Calendering, singeing, shearing, polishing, dressing, gumming, 
lustering, embossing, moiring 
See also 667.2 Silk dyeing 
Raw materials 
Silk from ordinary silkworms (Bombyx) 
Machines 
For spinning and twisting 
Basins for reeling raw silk, reels, reeling apparatus. Winding and 
cleaning. Doubling and throwing machines: Chinese thrower 
For weaving 
For preliminary operations 
Warpers 
For weaving proper 
Looms for figured fabrics, Jacquard looms, temples 
For finishing 
Roller machines. Apparatus for lustering, embossing, printing, 
shearing, moiring. Calender Vaucanson 
Silk industry products 
Spinning products 
Raw, reeld, thrown silk. Tram. Organzine 
Twisting products 
Sewing thred, twisted yarn for hosiery, ply varn. cordonnet, cabled 
yarn 
Weaving products 
Pure silk and mixt fabrics. Mixt fabrics may if preferd be clast under 
677.61 
Taffeta, florentine, marceline, louisine, faille, foulard, crepe. 
silk muslin 
Cloth with chevrons, lozenges, squares Batavia Ras 
de St Maur Virginia, royale, orleantine 
Princess satin, atlas, merveilleux, etc. 
Figured taffeta, pompadour taffeta, damask, brocade, lampas, 
silk droguet, brocatel, striped silks, pekins, check patterns 
Rep, gros d'Ecosse, velvet, plush 
Printed silks Piece-dyed silks 
Finisht silks 
Calenderd, drest, lusterd, embost, moird 
Low grade products and waste 
Defectiv, unreelable cocoons. Blaze; steam waste: frisons; wadding; floss 
sill. fine or twisted. 11nbleacht or dved. 
21 
211 
212 
2D 
n2 
12 
“4 
16 
47 
48 
19