Alice Ruth Feldmann was born on December 24, 1899 as the seventh and youngest daughter of Sophie and Simon Feldmann. Her parents ran a successful yarn factory. This is initially located at Stralauer Strasse 41 in Berlin Mitte. In 1897, her father buys a property in Oberschöneweide, the excursion restaurant „Tabbert´s Waldschlösschen“  and adjoining land. He wanted to expand his factory and so Ruth, as she was henceforth known, was the only one of the siblings born in Oberschöneweide. Her father Simon is involved in the local council and works here as an arbitrator, among other things.

On September 1, 1896, Fritz was born in Berlin as the sixth child in the family of the factory owner Simon and Sophie Feldmann (née Wagner). At that time, the family still lived at Stralauer Strasse 41. Like his siblings, Fritz took up a practical profession. After the death of his father Simon in 1925, Fritz took over the management of the tannery together with his mother. Fritz continued to run the business as it had been built up by his parents. The factory had around 100 workers and employees.

Sophie Feldmann (née Wagner) Sophie Wagner was born on July 30, 1866 in Breslau, Silesia (now Poland). Her father David Wagner (born in Milcz on October 29, 1837 and died on January 26, 1910 in Breslau) ran a grain, clover and animal feed wholesale business in Breslau. His mother Cäcilie runs the household and looks after Sophie and her six siblings. On March 7, 1886, Sophie marries the factory owner Simon Feldmann in Breslau, who was born on May 6, 1853 in Boskowitz (Mähren, then Austria).

The address book for Munich from 1877 contains the following entry: Hirschberg F. & Cie., Modebazar, Dienerstr. 21 - there is also the note " Siehe Geschäftsanzeige ". The 1900 address book contains the following entry: Hirschberg F. & Co., Kaufhäuser für Sport und Mode, Theatinerstr.42,43 u.44 (T) Owner Ferd. Hirschberg, Prinz-Regentenstr.24/1 (T). and Max Hirschberg, Prinz-Regentenstr.24/1 (T). In the 1910 address book: Hirschberg F. & Co.,Theatinerstr.42, department store for sport and fashion, owner Ferd. u.  Art. Hirschberg, Prinz-Regentenstr.24/1T., Hermann u. Siegf.

Under the name Löb Elias Reiß'sche Synagoge, a house of learning with a synagogue was established in the building "Zum weißen Schwan" in Judengasse in 1782. The donation of 28,000 guilders (originally 70,000 guilders were planned) was made by the court factor and silk merchant Löb Elias Reiß (1734-1811); he was one of the wealthiest Jews in Frankfurt from the middle of the 18th century.

The Salzhausen Jewish cemetery was used until 1853. There is a memorial stone on the enclosed grounds that commemorates the former cemetery.

The Hamburg address book 1910 contains the following entry: W. Jüdell, broker, Alter Wall 60, owner Theod. Jüdell and Max Bodenheimer. - Jüdell Theodor, Fa. W. Jüdell, Hansastr. 36 - The following information can be found in the database of the Jüdischer Friedhof Altona : Theodor Jüdell, broker, born January 18, 1846, - date of death - November 1, 1931, - date of burial - November 18, 1931 - grave location M2 No.101, - remarks: New burial society, ashes, grave M2, no. 102 reserved.

The Berlin address book from 1895 contains the following entry: Joseph Stern, Bank-Kommission, IV Behrenstr.59, Inh. Jos. Stern und Gustav Mosler.  -  Joseph Stern was born on March 28, 1840 in Posen (Poznan). His parents were Julius Stern, born on May 8, 1815 in Breslau (Wroclaw), and Philipine Stern, née Weyl. Joseph Stern was married to Luise Granichstaedten, born in Vienna on January 6, 1846, daughter of Emanuel Granichstaedten, born in Budapest in 1809, and his wife Emma, née Weiss.