Albert Ladenburg Family Collection

This collection contains materials relating to the Ladenburg family of Mannheim, primarily chemist Albert Ladenburg. It includes clippings and articles, diaries, personal ephemera, and a collection of bills and Notgeld from the Weimar-era hyperinflation.

The Ladenburg family material includes short bios, clippings, and articles about various family members and activities, primarily the bank W. H. Ladenburg und Söhne; letters, birthday cards, poems, plays, and ephemera; a family tree; and Rudolph Ladenburg's copy of the constitution of the Kaiser Wilhelm Society for the Advancement of the Sciences (Kaiser Wilhelm Gesellschaft zur Förderung der Wissenschaften).

Materials relating to Albert Ladenburg include a copy of a photo of his gravestone; articles by and about him (some photocopies); diplomas, appointments, and proclamations about his education and honorary positions in various societies; residence permits and a marriage license; and a last will and testament.

The collection also includes the June 1834 diary of Leopold Ladenburg, written while in England, and the diary of Eric Ladenburg, who tended to write one very long entry every few years. It also contains Weimar-era money and stamps, including Notgeld from various municipalities in Germany and Austria; postage stamps and ephemera; and German and Austrian bills and bonds, denominated from 5 marks to 20 billion marks.