with the extent of the Spots on the Sun. 251 
1859. Nov. 2. Switzerland, Comptes Rendus, vol. xlix, p. 662. 
1860. March 16. ay town, Conn., Prof. John Johnston. 
1860. May 9 Oxford Met. Obs., 18 860, 
1861. Jan. 20. Dorpat, Nederlandsch Met. Jaarboek, 1861, p. 286. 
1861, Feb. 28, Middleto n, Conn., Prof. John John ston. 
1861. March 1. Oxford Met. Obs., p. 27. 
1861. March 8. “ce “ “a “ “s 
1861. March 10. Paris, Comptes Rendus, vol. lii, p. 4 
1861. Aug. 12. Yverdon, Switzerland, Wolf’s Videtoljahrsschrift, vol. xi, p. 467. 
1861. Oct. nt Middletown, Conn. , Prof. John Johnston. 
1861. Oct. 12. Green wich Met. Obs 8., 1861, p. 147. 
861. Oct. 3% Washington Met. Obs., Paty p. 497. 
1861. Nov. 24. Oxford Met. Obs., p. 3 
The following table shows the dates of the entire series of 
auroras within the geographical limits before indicated : 
Catalogue of Auroras from 1776 to 1872. 
1776. re 18, 20, 21, Feb. 11, March 9, 13, 23, 28, April 8, 10, 18, 19, May 3, 
A 25, June 6, fs July %, Aug. 14, Sept. 3, 4, 5, 6, 8, 9, 12, 16, 19, 22, 
5, Oct. 3, 6, 1, oT, Nov. 16, Dee. 16; total 39 
June 28, July 27, Aug. 6, 17, 24, 26, 27, 30, Sept. 4, 5, 6. 7, 15, 24, 26, 28, 
30, Oct. t.'3, 8 10, 13, 22, 34, 25, Nov. av ie eae 
8, 21, 1; total 8 
? 
1778. Jan. 18. 19, 20, 21, 25, 26, 27, Feb. L ‘15, 16. 17, 18, 25, 26, 28, March 1 
27, 30, Oct. 
14, 15, 19, "93, 25, 26, 27, Nov. 20, 24, Dee. 3, 6 5 ag Oo ADL AS, 14, 15, 
17, 26: to 
1779. Jan. 6, 9, 10, 12, 13, 14, 19, Feb, 4, 6, 7, 9, 10, 11, 12, 13. 14, 15, 16, 18, 
9, 25, March 2, 5, 13, 1. 15, 24, 25, 30, 31, Aa A 0 Bn A & 16, 
Aug. 
17, 20, 26, 28, 29, 30, Sept. 2, 4, 8, 10, 11, 14, 15, 17, 18, 19, 22, 24, 28, 
29, Oct. 3, 4, 9, 12, 14, 18, 17, 19, 22, 28, Nov. 3, %, 8, 9, 12, 13, 14, 16, 18, 
25, Dec. 1 
1780, as 5, 11, 15, 22, 29, March 1, 2, 29, 30, 31, April 4, 6, 13, only 17, 
une 15, 23, 24, July 9, 11, 18, 20, 3 8, 29, Aug. 2, 15, 27, Sept. 2, 3, 4, 
, 10, 11, 21, 22, 27, Oct. 4, 6, 10, 24, 2 28 30, Nor. 4 14,19, 30, 2, 22, 23, 
Dec. 7, 15 z 
5, 2 2 : A 
1781. Jan. 1, 17, 21, 22, 23, 25, 28, 29, “4 31, Feb. 2, , 1 16, 21, March 14, 16, 
» M 
Aug. 6, 8, 12, 14, 16 ‘ 17, 20, 21, 22. 23, 2 Sept. 3, 7, 8, 9, 18, 19, 22, 
23, 24, 26, 26, Oct. 3, 4, 8 14, 15, 5, 18, 2, Now 18 14, 18,16 19 9, Dec. 
10, at, 12, 16, 19, 2, ’30; 
1782. i * 9, 10, 12, veh, 3 3, Sik 16, 17, 18, 25, March 7, 9, 10, 14, 
15, 1" 19 1, Apri 
: 3 
17, 18, 20, 22, 93, 24, June 1 Z B, 6, 13, July 2 '10, 20, 31, Aug. 4, 5, 12, 
22, 26, 27 98° 30; Sept. 2, 3, 5, 6,9, 10, 12, 13, 14, 15, 22, 29, 30, Oct. 1, 
9, 10, 11, 14, 17, 26 ; 26, Dec. 2 
‘ 9, 11, 12 
, June | 
25, 26, 27, 28, 29, 30, May 1, 2, 3, 4, 5, 12, 13, 16, 17, 21, 22, 3% ; 
3, 13, 29, July 28, 30, Aug. 1, 2, 8, 9, 16, 19, Sept. 15, 25, gr ec 
24, 26, 27, 29, 30, 31, Nov. 3, 11, 13, 14, 15, 26, Dec. 4,171 
