The following entry can be found in the 1887 edition of the Berlin address book: Charlottenstr. 63 - Leo Liepmannsohn, merchant, antiquarian bookseller. - Leonhard Liepmannssohn was born on February 18, 1840 in Landsberg an der Warthe. He attended the Friedrichswerdersche Gymnasium in Berlin from 1851. At the age of seventeen, he passed his Abitur examination there on September 29, 1857. Leo Liepmannssohn trained as a bookseller and antiquarian bookseller at the bookshop A. Asher & Co in Berlin, this and further additional training at the Franco-German Librairie A.

The address book of Frankfurt am Main with Bockenheim, Bornheim, Oberrad and Niederrad from 1879 contains the following entry: Cahn, Simon, Kaufmann, Schöne Aussicht 17/1 - Cahn Simon Cahn, Schöne Aussicht 17/1, Hartgummiwaaren, E  Simon Cahn, P  Mathilde Cahn, née Wurzmann.

The Stuttgart address book 1925 contains the following entry: Heimann, H. L., Webwarengroßhandlung. - Partly owned by David, Max, Siegfried and Hermann Heimann. Zweigniederlassung Königstr. 1 EG u. 1.  -  The origins of the Groühandlung für Webwaren und Trikotagen and the Wäsche- und Arbeitskleider-Fabrik H. L. Heimann go backück  to the year 1832 in Bopfingen-Oberdorf. At that time, the business was one of the largest employers in the region for Oberdorf and the surrounding villages. Numerous locals from Oberdorf and the surrounding area worked from home for the company.

Moses Samuel Landauer was born on April 12, 1808 in Krumbach-Hürben. After an apprenticeship as a weaver and six years of traveling, he passed his master craftsman's examination in 1833 and set up his own business. The master weaver set up 2 looms in his parents' house. After his marriage to Klara Guggenheimer, he built himself a house in which he set up 12 looms in the cellar. From 1857 to 1858, he was finally able to put his own mechanical weaving mill with 32 looms into operation in his newly built factory in Krümbach-Hürben.

Salomon Lindauer was born on March 22, 1833 in Buttenhausen. Salomon Lindauer emigrated to the USA in 1853. He returned to Buttenhausen around 1860. In 1861, Salomon Lindauer was granted a license for a general store, which was located below the Gasthof zum Adler. Salomon Lindauer was a merchant. In the Hohenems genealogy we find details of his occupation - merchant (wholesale, groceries) and manufacturer (cigar factory S. Lindauer). Salomon Lindauer was married twice.

Back in 1830, Veit Weil founded the glue factory in Bopfingen - Oberdorf. His pioneering spirit, his indomitable will and his iron will turned the initially small glue factory into the later important Veit Weil glue, gelatine and artificial fertilizer factory ( Leim-, Collagen- und Degraswerke Veit Weil - Bopfingen ), which was awarded first prizes for its products at national and international exhibitions in Munich, Paris and London. Veit Weil died in 1887 and was succeeded by his son Moses Michael Weil. When he died in 1894, his Karl Weil took over the company at the age of 24.

The following entry can be found in the city register of Nürnberg from 1876: Scherer Samuel, merchant, Marienstr.11 (Hirsch Scherer). -From the prehistory of the Jewish Community of Nürnberg -  On July 21, 1850, after a period of 351 years, eight Jews were again granted the right of residence in Nürnberg. On September 10, 1852, Hirsch Scherer, Löb Hopf and Joseph Friedmann applied to the magistrate for police permission to celebrate the Jewish New Year's Day and the following day of celebration.

Elisabeth Kaiser was born in Celle on January 22, 1870. Little is known about her life in Celle, but little is known about her origins: her father was the postmaster Melchior Stern, her mother Laura a daughter of the highly respected Celle sanitary councillor Dr. Philipp Simon Dawosky. On her mother's side, she was also related to one of the oldest Jewish families in Celle, that of the court agent Gans. Elisabeth and her brother Bernhard, who was two years younger, were orphaned early on: Their parents died in 1875 and 1876 respectively.