16G 



ON THE PERIODICITY OF THE AURORA BUREAUS. 



1851. 



Jan. 2. Cambridge. Bond. Lovering. 



" 2. Worcester. Chandler. 1 



" 2. New Haven. Herrick. Newton and Loomis. 



" 2. Newberry. Johnson. Providence. Caswell. 



" 2. Catharinebourg. Kupffer. 2 



3. Zhitoouste. Kupffer. 2 Hammerfest. Noodt. 



'• 3. Bogoslowski. Kupffer. 2 



" 8. St. Martin. Smallwood. 3 



" 17. Hammerfest. Noodt. 



" 23. Cambridge. Bond. Lovering. 



" 23. New Haven. Herrick. Newton and Loomis. 



" 23. Worcester. Chandler. 



" 23. St. Martin. Smallwood. 



" 27. Van Rensselaer Harbor. Kane. 



" 28. Cambridge. Bond. Lovering. 



28. New Haven. Herrick. Newton and Loomis. 

 " 28. Newberry. Johnson. 



" 28. St. Martin. Smallwood. 



'• 28. Van Rensselaer Harbor. Kane. 



29. Newberry. Johnson. 



" 29. St. Martin. Smallwood. 



" 30. Neicberry. Johnson. 



Feb. 2. Cambridge. Bond. Lovering. 



" 4. Ian Rensselaer Harbor. Kane. 



" 4. Hammerfest. Noodt. 



" 5. Van Rensselaer Harbor. Kane. 



" 10. St. Martin. Smallwood. 



" 11. St. Martin. Smallwood. 



" 16. Cambridge. Bond. Lovering. 



" 16. Worcester. Chandler. 



" 16. St. Martin. Smallwood. 



" 17. Cambridge. Bond. Lovering. 



" 17. Worcester. Chandler. Newberry. Johnson. 



" 24. Newberry. Johnson. 



" 24. St. Martin. Smallwood. 



'■ 24. Catharinebourg. Kupffer. Hammerfest. Noodt. 



" 25. Catharinebourg. Kupffer. 



" 26. Bogoslowski. Kupffer. 



" 27. Cambridge. Bond. Lovering. 



" 27. Newberry. 1 Johnson. »SV. Martin. Smallwood. 



Mar. 3. Mi/lford. Rlinois. Hendricks 



" 6. St. Martin. Smallwood. 



1 Twenty-Second Report of the Lunatic Asylum, p. 88. 



' l Annal. de l'Ohserv. Phvs. Centrale de Russic, 1S54, pp. 127 

 el 525. 



• Amer. Jouni. Sci. Second Scries, XX. 141. 



* Regents' Reports of the Univ. New York, 1855, pp. 828 and 

 330. 



Mar. 15. New Haven. Bradley. Newton and Loomis. 



" 1 6. Cambridge. Bond. Lovering. 



" 16. St. Martin. Smallwood. 



" 20. St. Martin. Smallwood. 



" 21. Cambridge. Bond. Lovering. 



" 21. New Haven. Herrick. Newton and Loomis. 



" 21. Newberry. Johnson. St. Martin. Smallwood. 



" 27. Worcester. Chandler. 



" 27. New Haven. Herrick. Newton and Loomis. 



" 27. Providence. Caswell. Rochester. Dewey. 



" 28. Cambridge. Bond. Lovering. 



" 28. Worcester. Chandler. 



" 2*. New Haven. Herrick. Newton and Loomis. 



" 28. Providence, R. J. Caswell. 



" 28. Catharinebourg. Kupffer. 



29. Cambridge. Bond. Lovering. 



•' 2'J. Worcester. Chandler. 



29. New Haven. Herrick. Newton and Loomis. 



" 29. Neicberry. Johnson. St. Martin. Smallwood. 



" 30. Providence, R. I. Caswell. 



" 30. St. Martin. Smallwood. 



Apr. 10. Illinois. Ilendrick. Rochester. Dewey. 



" 14. St. Martin. Smallwood. 



" 15. St. Martin. Smallwood. 



" 20. Cambridge. Bond. Lovering. 



" 20. Newberry. Johnson. 



" 21. Cambridge. Bond. Lovering. 



" 21. New Haven. Herrick. Newton and Loomis. 



" 21. St. Martin. Smallwood. 



" 23. Cambridge. Bond. Lovering. 



" 23. Worcester. Chandler. 



" 23. New Haven. Herrick. Newton and Loomis. 



" 23. Newberry. Johnson. St. Martin. Smallwood. 



" 24. Newberry. Johnson. St. Martin. Smallwood. 



May 1. Cambridge. Bond. Lovering. 



" 4. St. Martin. Smallwood. 



" 15. Cambridge. Bond. Lovering. 



" 15. New Haven. Herrick. Newton and Loomis. 



" 16. Cambridge. Bond. Lovering. 



" 16. New Haven ? Herrick. Newton and Loomis. 



" 16. St. Martin. Smallwood. 



19. Cambridge. Boiid. Lovering. 



" 21. Providence, R. I. CaswelL 



" 23. St. Martin. Small w..od. 



" 26. St. Martin. Smallwood. 



" 28. St. Martin. Smallwood. 



June 12. Cambridge. Bond. Lovering. 



" x. St. Martin. Smallwood. 



" x. St. Martin. Smallwood. 



July 3. St. Martin. Smallwood. 



