Ordinance Issued by the Royal Prussian Police Director of the Kingdom of Prussia [Prussia / Present-day Germany, Poland, Czech Republic]: “Newly issued prohibition against Jews who trade door-to-door with silk, wool and other items. Specifically certified orders are permitted.”
Stern, Selma: Der Preussische Staat und die Juden, Dritter Teil, 2. Akten, 1. Halbband (The Prussian State and the Jews) (1971) p. 259, Researched and Translated by Ziba Shadjaani 1/13/2016