150 



1851. 



July 31 



Aug. 1 

 2 

 3 

 4 

 5 

 6 

 7 



10 



11 



12 

 13 

 14 

 15 

 16 

 17 

 18 

 19 

 20 

 21 

 22 

 23 

 24 

 25 

 26 

 27 

 28 

 29 

 30 

 31 

 Sept. 1 

 2 

 3 

 4 



6 

 6 



Sradle'i/s Atiroral Begister. 



9 

 10 



11 

 12 

 13 

 14 

 15 

 17 



No A.B. seen to lO'', 

 No A.B. seen at ^^^. 



seen to ^^^. 



Moon. No A.B. seen. 



Clear. No A.B. at 9^^ 



Ov't to 10^ 



Clear. Moon. 



Clear. Moon. 



Ov't. 



Ov't mostly to 9'^. 



Clear. Moon. No A.B. 



Ov't to 10^ 



Clear. No A.B. seen to 10''. Moon. 



Ov't at 10^^''. Some clear sky before this, 



Ov't at lO'^. 



Little clear sky in N. to l^''. Then m'y cl'r in N. to 2^ 5"" : no A.B. 



Clear. No A.B. seen at 10|''. Moon. 



Clear. No A.B. seen at 9^^. 



Clear. NoA.B. atlO^ 



Clear. No A.B. at 9'\ 



Ov't to lO**, and probably later. 



Ov't and rainy to 10^ 



Clear. No A.B. at 9f'> ; a low cloud in the N, 



Clear. No A.B. at 9'' to 9^''. 



Ov't to lO*", and probably later. 



Ov't to 10'\ and doubtless later. 



Clear at 9^. No A.B. 



Clear. No A.B. to 10\ 



Clear. No A.B. to 10". 



Ov't to 10'', and doubtless later. 



1 



Clear. 

 Clear. 

 Clear. 

 Clear. 

 Clear. 



No A.B. 

 No A.B. 

 No A.B. 

 No A.B. 

 No A.B. 



very clear. 



at 9\ 

 at 10\ 

 at—" : 

 at lO''. 



at 9"', or at 9^". 

 Ov't at 9*^, and probably later. 

 Only partially clear. No A.B. seen at 9". 

 Clear. Moon. No A.B. seen at 10'', 



Clear. Moon. No A.B. seen at 9^" : about 8" it was cloudy. 

 Clear. Moon. No A.B. seen at 8f'', (After 1'' A.B. of first class, 

 reported to Prof. Denison Olmsted.) (^Q*^) 



At 10" slightly ov't. 



Clear. Moon. About %^'^ saw two aui-oral arches, the upper 20° 

 in alt. At 9" only the lower arch was visible : red light in N.E, 

 Saw but little moi-e to 9'', when it began to cloud over. At 10'' 

 ov't thinly. (498) 



Clear to 9'', when it began clouding. At 8^'' saw an arch, or a frag- 

 ment of one, and twice saw bright streamers with rapid lateral 

 movement, after which clouds obscured the whole. Arch 19* 

 alt. : dark bank below. (499) 



Nearly cleai*. No A.B. seen. Moon. 



Clear. No A.B. at 9|''. (A splendid A.B. seen about 1'' a.m. of 

 11th. See N. Haven Journal and Courier of the 15th.) (500) 

 No A.B. seen at ^^. 



Partly clear. No A.B. seen at 91". Moon. 

 Ov't and rainy to 9^'', and probably ov't later. 

 Clear. No A.B. seen at 10''. Moon. 



No A.B. seen at 9^", none at 10:^". Moon. 

 No A.B. at 8'', nor" at 9''. 



Clear. 

 Clear. 



i 



