[2] There he made contacts with well-known figures in the city's bookselling trade such as Léopold Victor Delisle and Emile Chatellain.
[3] Three uncles worked as bankers at Guggenheimer & Co. Rosenthal was invited to become a citizen of the city of Munich on July 29, 1888.
In 1895, the three brothers split the company, and on May 1, 1895, Jacques Rosenthal opened a "book and art antiquarian bookshop" at Karlstraße 10.
The First World War hurt sales but towards the end of the Weimar Republic, the industry flourished again as many monasteries and aristocratic houses in Bavaria and Austria sold their valuable book collections.
[6] Boycotts, discrimination and professional bans against Jews forced Rosenthal into a silent partnership with his competitor Georg Karl.
August 2004 in Oxford), who worked in Great Britain as a music antiquarian and musicologist, and Gabriella Rosenthal (born September 22, 1913, in Munich; died March 27, 1975, in Israel), Israeli painter, caricaturist and author.
The Münchner Stadtmuseum restituted to Rosenthal's heirs a late medieval figure of an apostle that the museum had acquired in on December 2, 1938, at an auction at Adolf Weinmüller.