wool card การใช้

• So she doesn t get lost, Ann leaves bits and pieces of wool cards stuck to trees to mark her path.
• Iron wire had many uses, perhaps none more important than the making of wool cards which were essential to Britain s important wool industry.
• A factory for the manufacture of cotton and wool cards was erected at Minden and in full operation by the end of the war.
• In 1909, Dr . Edmund Bailey Frye of Roxbury, Mass ., bought the mill for his son, Whitney, who added new products such as curry cards ( combs for cattle ), wool cards, and pantry boxes to the mill's product line and continually updated the machinery.