icker roll, which per- meters. In doing this we shall, as much as possible, avoid forms the double func- technical terms, and shall use the simplest illustrations, our tion of preventing any object being not to enlighten those who are already informed large locks of wool from upon the subject, but… … the box is carried for- eS ward and upward by the two aprons, B and C, to the short apron, F, and is delivered in larg- er quantities than is re- quired by the card. At Gas meters are of two kinds—wet and dry. Wet meters this point itis blown by the fan, D, into the “throat,” which than…
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![An illustration from [Graphophone patents] (1878)](https://img.insideoutlibrary.com/img/200/ia-graphophonepaten03unit-666-0.webp)
