This section is from the "A Complete Dictionary of Dry Goods" book, by George S. Cole. Also available from Amazon: A complete dictionary of dry goods and history of silk, cotton, linen, wool and other fibrous substances,: Including a full explanation of the modern processes ... together with various useful tables.
Needle-Threader. A device for passing a thread through the eye of a needle. One such device is a hollow cone with a perforated apex, which is adjusted to the eye of the needle, the thread being pushed through the cone.