178 



NATURE 



SJuly I, 1875 



Fleuriais, Andre, Hcraud, and Tisserand, as a reward for their 

 observations of the Transit of Venus. 



7. The Montyon Prize in Statistics'was awarded to M. de 

 Kertanguy, and honourable mention was made of MM. de St. 

 Genis and Loua. 



8. The Jecker Prize was divided into two, 3,000 francs being 

 awarded to Prof. Reboul of Besan9on for his work on the Ethers 

 of Glycide and on the Hydrocarburets ; and 2,000 francs to M. 

 Bouchardat for his researches on the Ethers of Mannite and of 

 Dulcite. 



9. The Desmazieres Prize was awarded to M. J. de Seynes for 

 his study of many cryptogamic plants belonging to the genus 

 Fistulina, and especially of F. hepatica, 



10. The Fons Mehcoq Prize was divided by way of encourage- 

 ment between M. Galley, author of a catalogue of vascular 

 plants of the Department of Ardennes, and MM. Eloi de Vicq 

 and Blondin de Brutelette, authors of a Catalogue Raisonne of 

 vascular plants of the Somme. 



11. The Thore Prize in Anatomy and Zoology, to M. Auguste 

 Forel for his work " Les Fourmis de la Suisse." 



12. The Breant Prize of 100,000 francs always offered for the 

 treatment of cholera was not awarded. A reward of 3, 500 francs 

 was accorded to M. Ch. Pellarin for his studies on the character 

 and modes of transmission of cholera. For similar studies a 

 reward of 1,500 francs was given to M. Armieux. 



13. The Montyon Prize in Medicine and Surgery was divided 

 as follows :— 2,400 francs each to MM. Dieulafoy, Melassez, 

 and Mehu : honourable mention and 1,000 francs to MM. 

 Beranger-Feraud, Letievant, and Peter. 



14. Two Montyon Prizes of equal value,' in Experimental 

 Physiology, were awarded, one to MM. Arloing and Tripier 

 for their experimental research on the conditions of persistence 

 and sensibility in the peripherical end of divided nerves ; and the 

 other to M. Sabatier for his studies on the, heart and the central 

 circulation in the Vertebrata. 



15. The proceeds of the Tremont Prize for 1873-4-5 were 

 awarded to Prof. Achille Cazin. 



16. The Gegner Prize was given to M.'Gaugain to aid him in 

 his researches in electricity and magnetism. 



1 7. The Laplace Prize, consisting of a collection of the works 

 of Laplace, was bestowed upon M. Badoureau, pupil of the 

 first rank, 1874, in the Ecole Poly technique, and student in 

 the Ecole des Mines. 



Several prizes were not awarded. 



The following are the subjects proposed for the next competi- 

 tion : — 



1. Grand Prize in the Mathematical Sciences for 1876 : — To 

 deduce from a new and thorough examination of ancient observa- 

 tions of eclipses the value of the apparent secular acceleration of 

 the mean movement of the moon ; to fix the limits of exact- 

 ness which the determination bears. Value of the prize, 3,000 

 francs. 



2. Another Grand Prize of the same value in the Mathe- 

 matical Prizes for 1876: — Theory of the singular solutions of 

 equations for; partial derivatives of the first order. 



3. Grand Prize of 3,000 francs in the Mathematical Sciences 

 for 1877: — Application of the theory of elliptic or Abelian 

 transcendentals to the study of algebraic curves. 



4. Grand Prize of 3,000 francs in the Physical Sciences for 

 1876: — To investigate the changes which take place in the 

 internal organs of insects during complete metamorphosis. 



5. Another Grand Prize of 3,000 francs in the Physical 

 Sciences for 1876 : — Investigation into the mode of distribution 

 of marine animals on the coast of France. 



6. Grand Prize of 3,000 francs in the Physical Sciences for 

 1877 : — Comparative study of the internal organisation of 

 various Edraiophthalmous Crustaceans which inhabit the Euro- 

 pean seas. 



7. Extraordinary Prize of 6,000 francs on the application of 

 steam to war->ships. 



8. The Poncelet Prize (annual), intended to reward the work 

 most useful to the progress of the mathematical sciences, pure or 

 applied, which will have been published during the last ten 

 years. Value 2,000 francs, with a copy of the complete works 

 of Poncelet. 



9. The Montyon Prize (annual) of 427 francs :— Agricultural 

 or Industrial Mechanics. 



10. The Plumey Prize (aimual) of 2,500 francs : — Improve- 

 ments in steam-engines. 



11. The Dalmont Prize (triennial) of 3,000 francs, to be 



awarded in 1876, is confined to engineers "des ponts et 

 chaussees." 



12. The Bordin Prize of 3,000 francs : — To find a means of 

 doing away with, or at least of seriously diminishing the incon- 

 venience and the dangers which arise from the products of 

 combustion issuing from the chimneys of railway - engines 

 and of steamboats, as well as in towns from the proximity of 

 furnaces. 



13. The Lalande Prize (annual) of 542 francs is offered to the 

 work most useful to Astronomy. 



14. The Damoiseau Prize (the value not indicated) : — To 

 review the theory of the Satellites of Jupiter ; to examine the 

 observations and deduce from them constants, particularly that 

 relative to the speed of light ; finally, to ^ construct special 

 tables for each satellite. 



15. Vaillant Prize (biennial) of 4,000 francs, to be awarded in 

 1877, to the best work on the planetoids. 



16. The Valz Prize (annual) of about 500 francs, to be 

 awarded in 1877 to the author of the best charts relating to the 

 region of the invariable plane of the solar system. 



17. The Bordin Prize of 3,000 francs: — To determine the 

 temperature of the solar surface. 



18. The Montyon Prize (annual) of 453 francs : — Statistics ot 

 France. 



19. One or more Jecker Prizes (annual) for works on Organic 

 Chemistry. 



20. The Barbier Prize (annual) of 2,000 francs, for a medical, 

 surgical, or pharmaceutical discovery. 



21. The Alhumbert Prize of 2,500 francs, to be awarded in 

 1876 : — The method of nutrition of mushrooms. 



22. The Desmazieres Prize (annual) of 1,600 francs, for the 

 best work on cryptogamy, published in the year which precedes 

 that of the competition. 



23. The Fons Melicocq Prize (triennial) of 900 francs, to be 

 awarded in 1877 to the author of the best botanical work on the 

 North of France. 



24. The Thore Prize (annual) of 300 francs, intended to reward 

 alternatively researches on the cellular cryptogams of Europe, 

 or on the habits and anatomy of an insect. 



25. The Bordin Prize of 1876, of 3,000 francs : — To study 

 comparatively the structure of the teguments of the seed in 

 angiospermous and gymnospermous plants. 



26. Another Bordin Prize for 1877, of 3,000 francs : — To 

 study comparatively the structure and the development of the 

 organs of vegetation in the Lycopodiaceas, 



27. The Morogues Prize (quinquennial), value not indicated, 

 to be awarded to the author ot the best work on Agriculture. 



28. The Savigny Prize of about 1,000 francs is intended to 

 reward a young zoological traveller. 



29. The Breant Prize of 100,000 francs, offered to whoever 

 discovers the means of preventing Asiatic cholera or the causes 

 of that malady. 



30. Montyon Prizes (annual) in Medicine and Surgery. 



31. Serres Prize (triennial) of 7,500 francs, for the best work 

 on general embryogeny applied as far as possible to physiology 

 and medicine, 



32. Godard Prize (annual) of 1,000 francs, for the best memoir 

 on the anatomy, physiology, or pathology of the genito-urinary 

 organs. 



33. Montyon Prize (annual) of 764 francs, in experimental 

 physiology. 



34. One or more Montyon Prizes (annual) in the industrial 

 arts. 



35. Tremont Prize (armual) of i, loo francs, intended to en- 

 courage any savant, artiste, or mechanician who may be thought 

 worthy. 



36. The Geger Prize (annual) of 4,000 francs, " to support 

 a poor savant who has signahsed himself by important re- 

 searches." 



37. The Cuvier Prize (triennial) of 1,500 francs will be 

 awarded in 1876 to the best work on the animal kingdom or on 

 geology which will have appeared in the years 1873-75. 



38. The Delalande-Guerineau Prize (biennial) of 1,000 francs, 

 to be awarded in 1 876 to the French traveller or savant who 

 will have rendered the best services to France or to science. 



39. The Laplace Prize (annual), consisting of a collection of 

 the , complete works of Laplace, to the'pupil of first^rank leaving 

 the Ecole Polytechnique. 



The limit for the competitions for the above prizes is the 1st 

 of Jime of the year in which the prize is to be awarded. 



