This website about the rehabilitation of Alfred Dreyfus has mainly drawn on the resources of two departments connected to the Archives de France.
- The Service des Archives Nationales, with sites in Paris and Fontainebleau. Documents from this department are referenced using the old reference system, i.e.:
. CAC for the Centre des Archives Contemporaines at Fontainebleau
. CHAN for the Centre Historique des Archives Nationales in Paris - The Service des Archives Nationales d'Outre-mer in Aix-en-Provence Documents from this department are referenced using the department's former name, i.e. the Centre des Archives d' Outre-mer (CAOM).
The following archives were consulted :
At the CHAN
- . The judicial archives, in particular BB19
- . The police archives, in particular F7
- . The archives of the Legion of Honor
At the CAOM
- . Boxes 3350–3359 in the series Political Affairs 1
At the CAC
- . The papers of Fernand Labori, Alfred Dreyfus's lawyer
In addition, the following sources were consulted :
The Service Historique de la Défense, In particular its Service Historique de l'Armée de Terre, whose collections include, notably
- . The personnel files of military staff involved in the Affair
- . The "secret" dossier used against Captain Alfred Dreyfus
The Service des Archives de l'École Polytechnique whose collections include documents on the educational career of Alfred Dreyfus and on the Affair
The Service des Archives de la Préfecture de Police whose collections include a number of documents about the Affair and about political life during the period 1890–1906
The Services d'Archives for the following departments of France :
- . Departmental archives of Corse-du-Sud
- . Departmental archives of Gironde
- . Departmental archives of l'Ille-et-Vilaine whose collections include the archives of the Rennes court martial
- . Departmental archives of Gironde
- . Departmental archives of Haut-Rhin whose collections include significant archives on the Dreyfus family
- . Departmental archives of Vaucluse whose collections include archives about the choice of the Dreyfus family for French nationality
The Services d'Archives of the following cities:
- . Municipal archives of Chatou whose collections include the birth certificate for Lucie Hadamard, future spouse of Alfred Dreyfus
- . Municipal archives of Mulhouse whose collections include birth, marriage and death certificates for the Dreyfus family
- . Municipal archives of Paris whose collections include documents from the Collège Sainte-Barbe on the educational career of A. Dreyfus and census registers listing information about Colonel Dreyfus's various households
- . Municipal archives of Rennes whose collections include a number of pieces about the city of Rennes during the 1899 trial
Additional collections consulted include :
The collections of the Musée d'Art et d'Histoire du Judaïsme in Paris
The collections of the Musée de l'Histoire vivante in Montreuil-sous-Bois
The collections of the Musée de Bretagne
The historical collections of the Musée d'Art et d'Archéologie of Aurillac
Additional indications may be found in the bibliography.
For more extensive research, please refer to the following sources (in order of importance) :
The information assembled by Philippe Oriol in the 150 pages of notes in his edition of Alfred Dreyfus's Carnets 1899-1907 (Paris, Calmann-Lévy, 1998) and his references to very large manuscript collections in the Bibliothèque Nationale de France (the Mathieu Dreyfus, Havet, Labori, Reinach, Scheurer-Kestner and Zola collections)
The references supplied by Vincent Duclert in Alfred Dreyfus. L’honneur d’un patriote (Paris, Fayard, 2006), which features, on pages 1055–1191, notes for the first biography of the captain.
The following works are worth mentioning, despite their publication dates :
- A French collection from 1904 about incidents that occurred starting in 1894, in which the author denounces the supposed existence of a "syndicate of treason": Bernard Francfort, Guide dans le maquis de l'affaire Dreyfus, Paris, Édouard Cornély et Cie, 1904, 416 p.
- The work published in 1930 by the German military attaché in Paris at the time when Esterhazy was spying for the German Reich: Militärattaché Von Schwartzkoppen, Die Wahrheit über Dreyfus, Aus dem Nachlass Herausgegeben von Bernhard Schwertfeger, Berlin, 1930, 268 p. (Verlag Für Kulturpolitik)