Franklin D. Jones
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- In many cases, a jig borer is a "jig eliminator." In other words, such a machine may be used instead of a jig either when the quantity of work is not large enough to warrant making a jig or when there is insufficient time for jig making.
- Machine Shop Training Course, 5th ed. (New York: Industrial Press, 1964), Volume 1 (p. 358).