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2696Ernest Duporcq
A quarrel between mathematicians Duporcq and Cesaro.
230 € -
2694Charles Méray
Charles Méray, ardent defender of Esperanto.
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2651Auguste Henri Petermann
The geographer Petermann invites a friend to lunch.
190 € -
2573Jens Wilken Hornemann
Visit postponed for the Danish botanist Hornemann.
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2571Desired Ordinary
Désirée Ordinaire, grateful.
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2547Pierre BayenBertrand Pelletier
The Damigni (Orne) epidemic was discussed at the health council.
Sold -
2538Michel Augustin Thouret
Thouret supports the waiters at the School of Health.
140 € -
2509Albert Calmette
Albert Calmette returns from Algiers.
380 € -
2508Edmund Henry Barker
Edmund Henry Barker works for the Greek thesaurus.
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2495
Federated agriculture in Moselle.
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2494Paul Emile Appell
Letter from the mathematician Appel.
80 € -
2493R. Goormaghtigh
Goormaghtigh's solutions to the Annals of Mathematics.
180 € -
2492Xavier Antomari
Xavier Antomari defends his mathematical demonstration.
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2484Auguste Latouche (abbot)
Abbé Latouche draws a parallel between Chinese and Hebrew.
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2483Henri Fehr
Henri Fehr laid the foundations of Mathematical Education.
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2481Eugène Charles Catalan
The equations of Eugène Catalan.
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2480Alfred George Greenhill
Alfred Greenhill writes about the Pendulum and the elliptical orbit.
320 € -
2478Félix Lajard
Félix Lajard commissions The Parsi Religion by Wilson.
130 € -
2475Joseph Agoub
The orientalist Agoub supports his Genevan colleague Humbert.
220 € -
2474Raoul Rochette
Raoul Rochette has a book about Layard sent to him.
80 € -
2473Jean Pierre Louis Girardin
The Rouen Academy encourages research on hygiene.
120 € -
2472François Joseph Victor Broussais
Broussais's long medical prescription.
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2439Louis Cordier
Geologist Louis Cordier in search of more details.
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2424Henri Adrien Longpérier (Provost of)
The archaeologist Longpérier is furious with the Imperial Printing Office.
160 € -
2367Théodore Lacordaire
Family letter from the entomologist Théodore Lacordaire.
80 € -
2330Alexandre Henri Gabriel Cassini
Cassini was paid for the Dictionary of Natural Sciences.
180 € -
2310Jean Baptiste Boussingault
Boussingault studies winemaking.
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2200
The Ecole Centrale de Grenoble awards its first prize in Mathematics.
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2089Adrien Marie Legendre
The mathematician Legendre was interested in a book on statistics.
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2049
Dublar invents a universal writing system.
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