AUTHOR INDEX. 



AHLlfeN, 20. 

 Allen, 5, 20, 23. 

 Arche, 25, 38. 



Bahr, 13, 14, 15. 



Bailey, 26. 



Bauer, 17. 



Behrens, 30, 40. 



Bergmann, 5, 11. 



Beringer, 8. 



Berlin, 7, 9, 10, il, 14. 



Berthemot, 7. 



Berzelius, 5, 6, 7, 9, 32. 



Bettendorf, 30, 40, 



Beudant, 7. 



Blake, 10, 33, 34. 



Blomstrand, 21, 25, 27, 28, 29. 



Boisbaudran, 21, 22, 24, 25, 26, 39. 



Bolley, 32. 



Bonaparte, 9. 



Bonsdorff, 7. 



Boussingault, 19. 



Braun, 16. 



Brauner, 23, 24, 25, 26, 29, 38, 40. 



Breithaupt, 7, 9. 



Brogger, 23, 26, 27, 29, 30. 



Brush, 14, 25. 



Buhrig, 19, 22. 



Bullock, 17. 



Bunsen, 9, 11, 12, 15, 20, 33, 35, 37. 



Burney, 22. 



Cabell, 17. 



Carius, 11, 34. 



Carnelly, 28. 



Casselmann, 35. 



Cheesman, 28. 



Chipman, 10. 



Choubine, 9, 32. 



Church, 15. 



Clark, 15, 35. 



Clarke, F. W., 24, 38. 



Cleve, 13, 22, 25, 26, 36, 37, 38, 39. 



Comstock, 23, 30. 



Cossa, 21, 22, 23, 27, 37. 



Credner, 10. 



Cronstedt, 5. 



Crookes, 39. 

 Cross, 26. 

 Czudnowicz, 12, 13, 34. 



Dahll, II. 



Damour, 11, 12, 13, 14, 20, 21, 33, 34, 35. 



Dana, 15. 



Debray, 25, 39. 



Descloizeaux, 11, 12, 16, 17, 23. 



D'Elhuyar, 5. 



Delafontaine, 14, 15, 19. 



De Luna, 15. 



Demargay, 7. 



Dennis, 31. 



Derby, 29. 



De villa, 13, 14, 34, 35.- 



Dewar, 25. 



Didier, 26, 27, 39. 



Dixon, 28. 



Djurberg, 18. 



Dumas, 7. 



Dunnington, 23, 24, 29. 



Eakins, 26, 31. 

 Edetor, 23. 



Editor Eng. & Min. J., 28. 

 Ekman, 16. 

 Elworthy, 24. 

 Engstrom, 21, 22. 

 Erdmann, 8. 

 Erk, 16, 17, 35. 



Faraday, 9. 

 Finkener, 14. 

 Fontaine, 24. 

 Forbes, 11. 

 Formanek, 28. 

 Francklyn, 31. 

 Fremy, 14. 

 Frerichs, 21, 36, 37. 

 Fresenius, 39. 

 Frey, 21. 



Gahn, 5. 

 Gardner, 29. 

 Genth, 23, 29, 30, 33. 

 Gibbs, 14, 31, 34. 



