But from this time onwards they tend to become more and more elaborately decorated with embroidery and jeweller's work (see, e.g.
Jeweller's rouge for polishing plate is a fine red iron oxide prepared by calcination from ferrous sulphate (green vitriol) .
Clerkenwell is a centre of the watch-making and jeweller's industries, long established here; and the Northampton Polytechnic Institute, Northampton Square, a branch of the City Polytechnic, has a department devoted to instruction in these trades.
It is sometimes elaborately embroidered all over; more usually it is of some rich material, with the borders in front and the hood embroidered, while the morse has given occasion for some of the most beautiful examples of the goldsmith's and jeweller's craft (see Plate II., figs.
Ferric oxide is employed as a pigment, as jeweller's rouge, and for polishing metals.
Signs were hung out on all sides to allure him; some to catch him by the appetite, as the tavern and victualling cellar; some by the fancy, as the dry goods store and the jeweller's; and others by the hair or the feet or the skirts, as the barber, the shoemaker, or the tailor.