Personal papers: passport, 1937.
Scope and Content Note
Galley proofs of unidentified article in German with holograph corrections in German, not Lonyay's hand, ca. 1952.
Newspaper Clippings in Folders:
Mayerling incident and revelation of “secret” documents about it, ca. 1949.
Publication of Rudolph: the Tragedy of Mayerling, reviews, etc., ca. 1949.
Pages from scrapbook with miscellaneous clippings, ca. 1949-60.
Miscellaneous clippings about Lonyay personally, ca. 1949-60.
Miscellaneous clippings bearing no direct relation to Lonyay, ca. 1949-60.
Personal letters to Lonyay, ca. 1948-61.
Drafts of letters from Lonyay with notes, holograph and typescript, ca. 1948-61; announcement of Lonyay's funeral.
As a Hussar Saw it [autobiography]: Not published.
As a Hussar Saw it: another copy.
The Prisoner [story of Napoleon II and Fanny Elsler].
Scope and Content Note
The Lieutenant Remained a Virgin [a novel].
Scope and Content Note
Franz Joseph I - The Liquidation of a Mighty Empire.
Scope and Content Note
Franz Joseph I - The Liquidation of a Mighty Empire. Not published.
Rudolph: the Tragedy of Mayerling. New York: Charles Scribner's, 1949.
Rudolph: the Tragedy of Mayerling.
Scope and Content Note
My Past, by Countess Marie Larisch, London, Eveleigh Nash, 1913.
The Two Prisoners [Napoleon I and II].
Scope and Content Note
Miscellaneous Manuscripts and Notes:
Peter Wharton, incomplete novel(?).
Frederick The Great.
Frederick III.
Ferdinand I.
Tragic Queens: Elizabeth of Austria, Carlotta of Mexico, Last Empress of Russia, Eugínie of France, etc.
Emperor Maximilian.
Personal recollections. Not published.