Cyclopedia of textile work : a general reference library on cotton, woolen and worsted yarn manufacture, weaving, designing, chemistry and dyeing, finishing, knitting, and allied subjects (1911)
American School (Lansing, Ill.) · Chicago : American school of correspondence · leaf 69
□ i\mriii~ I D ^ C … Fig. 22. Inside Circles Assembled aud Parts. Burs. Burs are usually made with bronze bodies, thoughother metals and compositions are employed by different makers,or for that matter by the same makers. The blades are of steel;hardened and tempered in most instances, but often treated other-wise as…
Textile fabrics · Textile industry
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