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Eric and Marianne Mosse Family Collection

Identifier: AR 25235

Scope and Content Note

This collection consists mainly of writings by and about Eric and Marianne Mosse. Included are two manuscripts of short stories by Marianne Mosse under her pennames Maria Boerner as well as a few published versions of works written under the name Maria Kamp. Also included are a few letters to the editor of the New York Times by both Marianne and Eric Mosse, articles and clippings about Eric Mosse, Eric Mosse’s obituary, and a letter from a scholar at the University of Albany interested in creating a bibliography of Eric Mosse’s work. A small photo album from around 1919 and a sketch of Berlin in 1947 can also be found in the collection.


  • Creation: circa 1919-1947


Language of Materials

The collection is in English and German.

Access Restrictions

This collection is open to researchers.

Access Information

Readers may access the collection by visiting the Lillian Goldman Reading Room at the Center for Jewish History. We recommend reserving the collection in advance; please visit the LBI Online Catalog and click on the "Request" button.

Biographical Note

Eric Peter Mosse was born in Berlin in 1891 to the lawyer Albert Mosse. He studied medicine, earning a degree from the University of Munich in 1914. His first major success as a novelist came in 1926 with the publication of Ich: Ein Roman, written under the pseudonym Peter Flamm. He immigrated to the United States in 1933, where he began a successful career as a psychiatrist and psychoanalyst in New York City. He continued to write during this time, publishing The Conquest of Loneliness with Random House in 1957. He died in New York in 1963.

Marianne Mosse was born Marianne Dorothea née Schoenfeld. A writer, she published short stories under the pseudonyms Maria Boerner and Maria Kamp. She married Eric Mosse in 1932 in Berlin, and the couple had two daughters.


0.25 Linear Feet


This collection consists of writings by and about the psychiatrist, psychoanalyst, novelist, and sculptor Eric and his wife Maria Mosse, a writer. The couple lived in Berlin before immigrating to the United States in 1933. Beyond writings, a sketch and a small photo album are also included.


Arranged alphabetically by individual or family name.

Digitization Note

The collection was digitized and made accessible in its entirety.

Related Material

The LBI Library holds copies of Eric Mosse's Nine Psychiatric Commandments and The Conquest of Loneliness as well as a copy of a letter written by Eric Mosse to Felix Hollaender regarding his work "Entweder-Oder:" [Sehr geehrter Herr Hollaender!]

Processing Information

Materials were rehoused into acid-free archival folders. Duplicates were removed. The photograph album was placed in an archival envelope. The sketch was buffered with acid-free paper.

Guide to the Eric and Marianne Mosse Collection circa 1919-1947 AR 25235
Processed by Leanora Lange
© 2014
Language of description
Script of description
Language of description note
Description is in English.
Processing made possible by the Leon Levy Foundation and the Conference on Jewish Material Claims against Germany. Digitization made possible by the Conference on Jewish Material Claims against Germany.

Revision Statements

  • April 2015: dao links and digitization information added by Leanora Lange.

Repository Details

Part of the Leo Baeck Institute Repository

15 West 16th Street
New York NY 10011 United States