Set of handwritten letters addressed to "Monsieur Breguet" a - Lot 75

Set of handwritten letters addressed to "Monsieur Breguet" and miscellaneous documents, including one sent from "Orleans House". The first dated August 2, 62 "Mon cher Monsieur Breguet ... je vous remercie de votre gracieux envoi ... Mr le Duc d'Aumale had left the day before driving the Duchess to Spa ... j'irai passer le mois de septembre à Paris" signed Ch. Caillet with a sketch depicting a scene of a military move by the "Princes", presumably referring to the nephews of the Prince de Joinville, the sons of the Duc de Chartres and the Duc de Penthièvre who served in the Union army under the command of General Mac Clellan, as indicated in the comments "On July 1st the Princes were taken aboard the Jacob Belle by Gal Mac Clellan and his officers ..." the letter describes the whole operation in detail. The second set consists of two letters, one dated November 22, 1854 in Paris, bearing the reference "Monsieur Breguet", the other dated May 30, 1873 in Paris, bearing the reference of the Secretary of the Bureau des Longitudes as well as "Monsieur Breguet". The third set consists of various handwritten letters, dated June 14, 1880, a missive with the mention written in pencil "Maindron secrétaire de l'institut", dated August 24, 57, a missive with the mention written in pencil "mon cher général ...". a letter from the Ministère de l'Iinstruction publique et des cultes, various documents including a letter from a member of the Institut and a letter from SAR Madame's private office.