Nardo Bonomi published the following announcement in the SephardicSIG of JewishGen today:I published and academic research "La comunità ebraica di Siena nel Seicentoe la disputa fra italiani e spagnoli. Il censimento" [The Jewish Communityof Sienna in the seventeenth century and the dispute between the Italian andSpanish Jews. The census.] in the reveiw "La Rassegna Mensile di Israel",2015.This research investigates a quarrel between the Italian and the SpanishJews in Siena in the mid-Seventeenth-century. The Sephardic Jews aim tobuild up their own synagogue but the local Jews and the town authorities sueagainst them. The research analyze the mechanisms of a complexdecision-making process in which act civil and religious authorities,political and judicial powers, central and peripheral bureaucracies of theTuscan State. A census compiled in 1658 gives a picture of the Jewishpopulation of the city. The research that can be useful to the researcherson the Diaspora of the Sephardim.