76 



Cold in the middle of February, 1864 — Continued. 



t Daily mean. 



AURORA. 



February 1. — Odanah, "Wisconsin. — Aurora at 7 p. m. Corona; dark cloud 

 below. 



February 1. — Manitowoc, Wisconsin. — Aurora in the evening', very slight. 



February 1. — Algona, Iowa. — Aurora from 9 to p. m., with arch, no 

 streamers. 



February 2. — Manitowoc, Wisconsin. — Aurora in the evening, very slight. 



February 4. — New Albany, Indiana. — Aurora in the north until lip. m., 

 not very brilliant, uniformly diffused light, defined by an arch above, reach- 

 ing within 15° or 20° of the north star. 



February 8. — Steuben, Maine. — Aurora at 9 p. m., class Nos. 5 and 6, mo- 

 derate. 



February 8. — Sandwich, Massachusetts. — A simple blush of light behind 

 stratus cloud. 



Ftbruary 8. — Baldwinsville, Massachusetts. — Aurora this evening; first 

 observed about half past seven; low arch dark, but not cloudy; underneath 

 faint; a small cloud in the west part of the arch formed rather suddenly. At 

 ten the aurora was bright, and to all appearance -higher, but nearly covered 

 with clouds. During the first half hour there were a few faint streamers. 

 The top of the arch was of an orange color. 



February 8. — Algona, Iowa. — Aurora from 9 to 10 p. m., with arch, no 

 streamers. 



February 9. — Steuben, Maine. — Aurora at 9 p. m., faint light from horizon 

 up Cassiopeia. 



February 9. — Lisbon, Maine. — Aurora north to northwest, quite brilliant. 



