Courtenay Ilbert Archive

Rapport General sur les Travaux du Syndicat des Bijoutiers, Horlogers, Joailliers, Orfeves De La Charente

Catalogue no: 1402
Dewey No: Subject(s): Courtenay Ilbert Archive
Author(s): Unknown
Total pages: 33 Illustrations: 0 Language(s): French Publication date: 1892
Editor: Publisher:
Dimensions: 240mm x 160mm Condition: Good
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Subtitle reads; "Suivi des Prix et Conditions D'Abonnement a la Lumiere Electrique dans les Villes de Paris, Toulouse, Le Mans, Grenoble, Geneve et Angouleme"
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Mariage & Divorce de l'Art & de la Mecanique (De La Clepsydre au Chronometer de Poche

Catalogue no: 1403
Dewey No: Subject(s): Courtenay Ilbert Archive
Author(s): Raymond Cavalaire
Total pages: 4 Illustrations: 1 Language(s): English Publication date: Dec., 1923
Editor: Publisher: Art et Curiosite
Dimensions: 270mm x 210mm Condition: Reasonable, some small tears
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A short article within the monthly journal "Art et Curiosite" Content of article given in English; "We briefly summarize herein the evolution of the . It will be seen that the silversmith and the mechanic have dominated alternately; the preponderance of the one or the other enables us to determine the period to which the watch belongs." In addition, the front cover includes a photograph of a 17th century "Horloge Astronomique a D
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Rapport Sur la methode employee par M.de Magnac pour representer les marches diurnes des chonometres

Catalogue no: 1404
Dewey No: Subject(s): Courtenay Ilbert Archive
Author(s): M. Jurien De La Graviere
Total pages: 3 Illustrations: 0 Language(s): French Publication date: Jan. 1876
Editor: Publisher: Institut De France
Dimensions: 280mm x 225mm Condition: Fragile, dog-eared and small tears
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A short report for the Academie des Sciences. "Employant une construction graphique resultant d'une formule recommandee par M.Yvon Villarceau, M.le lietenant de vaisseau de Magnac, pour representer les marches diurnes des chronometres, tient compte: 1, des variations de temperature; 2, de l'age des huiles."
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Projet de Souscription pour L'Establissement De Regulateurs, Marchant Une Annee Sans Etre Remontes

Catalogue no: 1400
Dewey No: Subject(s): Courtenay Ilbert Archive
Author(s): Aime Jacob
Total pages: 5 Illustrations: 1 Language(s): French Publication date: c.1820?
Editor: Publisher: Aime Jacob
Dimensions: 250mm x 200mm Condition: Fragile with some staining and tears
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An advertising pamphlet promoting the building of year duration regulator timepieces to be paid by subscription., the price being 600 francs. "On souscrit chez l'auteur, boulevart Montmartre, No.1" There are two almost identical pamphlets glued together by Ilbert. The text is virtually the same in each but with the addition of an illustration of the longcase regulator in only one. In the title, Aime Jacob describes himself as "Ancien eleve du gouvernment, de L. Berthoud et de Breguet".
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Fabrique D'Horlogerie de Besancon

Catalogue no: 1396
Dewey No: Subject(s): Courtenay Ilbert Archive
Author(s): Unknown
Total pages: 7 Illustrations: 0 Language(s): French Publication date: c.1864
Editor: Publisher: La Franche-Compte
Dimensions: 210mm x 130mm Condition: Good, no cover, slight yellowing
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A separately published extract from the journal, "La Franche-Compte", notifying the public of the importance of this industry; "La fabrique d'horlogerie de Besancon est la seule qui existe en France." Details are given of Besancon watch production between 1843 and 1863 including a breakdown chart of the years 1860-63. Ends with a plea to the government of the Emperor (Napoleon 111) to invest in this industry
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L'Heure

Catalogue no: 1397
Dewey No: Subject(s): Courtenay Ilbert Archive
Author(s): L. Leroy
Total pages: 26 Illustrations: 12 Language(s): French Publication date: c.1920
Editor: Publisher: Fabrique D'Horlogerie, L.Leroy & Cie
Dimensions: 240mm x 160mm Condition: Good
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Pamphlet written for the Leroy Company, "Horloger de la Marine et de l'Observatoire, Artiste adjoint au Bureau des Longitudes" A detailed account of the contribution of Leroy & Cie in the field of precision timekeeping including; Historical background, Tank regulators, ( 4 photographs of Pendule a pression constante), Transmission of time by telegraph, Chronometers and pocket chronometers Explorer's watches Also includes; Poste Distributeur de Signaux Horaires Brillie-Leroy installe a l'Observatoire de Paris, diagram with photographs.
Room location: Library Extension Cabinet: F Shelf: 5
Search terms: Chronometers, Electrical Horology
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Elements Usuels et Pratiques du Reglage des Montres

Catalogue no: 1398
Dewey No: Subject(s): Courtenay Ilbert Archive
Author(s): Georges Anquetin
Total pages: 7 Illustrations: 0 Language(s): French Publication date: 1891
Editor: Publisher: Revue Chronometrique
Dimensions: 250mm x 160mm Condition: A little tired, cover torn and discoloured
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An extract from the Revue Chronometrique, published separately in Paris, En Vente Chez L'Auteur, 77, Rue d'Aboukir Cover and first page stamped "Almanach des Horlogers, rue de la Prairie, 21, Geneve" Pamphlet is divided into 4 sections undr the following titles; Des conditions du balacier De la pose du spiral plat Pose du spiral coude Notes; There are 22 separate notes on the management of the balance and balance spring Ends with chart "Feuille de Reglage"
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Memoire sur La Sphere Mechanique du Monde

Catalogue no: 1399
Dewey No: Subject(s): Courtenay Ilbert Archive
Author(s): Adam d'Ostia-Ostaszewski
Total pages: 39 Illustrations: 0 Language(s): English Publication date: 1894
Editor: The Author Publisher: Cracovie
Dimensions: 250mm x 170mm Condition: Fragile and yellowed. Cover spine torn, pages slightly dog-eared
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Transcript of lecture "Presente a l'Academie au mois de Decembre 1894". Opening sentence reads; "J'ai l'honneur d'exposer a l'academie une decouverte scientifique: celle d'une spere mecanique du monde que j'ai reussi a construire d'apres les fragments des philosophes Pythagoriciens." Describes this and other spheres including their historical background. Ends with an Appendice of 1900 under the following headings; Preuve Mechanique Preuve Mathematique Preuve Historique
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Le Rectangulus de Wallingford, precide d'un note sur le Torquetum

Catalogue no: 1395
Dewey No: Subject(s): Courtenay Ilbert Archive
Author(s): Henri Michel
Total pages: 9 Illustrations: 4 Language(s): English Publication date: 1944
Editor: Publisher: Editions L'Avenir
Dimensions: 240mm x 190mm Condition: Good
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A sparately printed extract from "Ciel et Terre", no. 11-12 - 1944 Written following the discovery of a XIV century astronomical manuscript in the Bibloteque Royale in Brussels. Divided into the following sections; Antiquite du Torquetum Construction du Torquetum (illustrated) Usage du Torquetum Construction du Rectangulus (illustrated) Usage du Rectangulus Antiquite Du Rectangulus
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Dimensions du Ressort-Moteur

Catalogue no: 1391
Dewey No: Subject(s): Courtenay Ilbert Archive
Author(s): Grosclaude de Geneve
Total pages: 2 Illustrations: 0 Language(s): French Publication date: 1879 and 1908
Editor: Publisher: Journal Suisse d'Horlogerie
Dimensions: 490mm x 310mm Condition: Good
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Two poster size pages giving all dimensions of watch springs. 2nd page (1908) also gives examples of Applications when sizing a spring
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