The boy's own book of indoor games and recreations : a popular encyclopædia for boys (1890)
Stables, Gordon, 1840-1910, Hutchison, George Andrew, 1841-1913 · Philadelphia : J.B. Lippincott · leaf 127
length forms the shaft; it is bentat right angles to form the throw, and a piece bent from this, parallel to the shaft,forms the pin. This is the most simple way of making a crank, and when largequantities are made the wire is bent upon a template. A better type of crank ismade by using a steel rod…
Games · Amusements
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![An illustration from [Graphophone patents] (1878)](https://img.insideoutlibrary.com/img/200/ia-graphophonepaten07unit-841-546.webp)
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