Cassella Color Company, author · New York : Cassella Color Company · leaf 7
1. Dyeing in the Jigger. This is the most extensively employed method of dyeing. Any ordinary jigger provided with squeezing rollers may he used for the purpose; and it is an advantage to combine a rinsing jigger with the dye-jigger. The requisite squeezing rollers may be fitted to any ordinary… … The narrow ends (a) of the jigger are fitted with two bearings (c) which carry the shaft (d). To each end of the shaft, right and left, a lever (e) is affixed immoveably by means of a rabbet and wedge carrying the squeezing roller (b). The levers extend beyond the roller-bearings through the arms…
Dyes and dyeing · Color in the textile industries
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.