Writ of Emperor Louis IV [Present-day Germany]: “Emperor Louis orders that Palatine Count Rupert is to be given 5200 Pound (‘Pfund’) Heller for the services he is to render, and ascribes to him all otherwise unassigned imperial revenues from the Jews of Speyer, Worms, and Ladenburg until the amount in paid off.” [Researcher’s note: The above is a translation of a German summary of the original text both of which can be found in the cited source. The original writ is located in the City-Archive of Speyer.]
Urkunden zur Geschichte der Stadt Speyer. Mit Historischen Verein der Pfalz zu Speyer gewidmet von Heinrich Hilgard-Villard. Gesammelt und herausgegeben von Alfred Hilgard. (Strassburg; 1885); (Official documents regarding the history of the city Speyer. With the Historical Society of the Palatine of Speyer, dedicated by Heinrich Hilgard-Willard. Collected and published by Alfred Hilgard.) (Strasbourg; 1885); Researched and Translated by Ziba Shadjaani 7/20/2020