BROOKLYN INSTITUTE MUSEUM. SCIENCE BULLETIN 2. 4. 
Jan 743.34 
Feb 45.41 
Mar 47.83 
Apr 41 59 
May 44 16 
June 50 24 
July 40(12 
Aug 47 25 
Sept 5(1 SI 
Oct 51 13 
Nov 44.(0 
Dec 44.74 
Jan 742 60 
Feb 50 19 
Mar 49.51 
Apr 45.23 
May 46 58 
June 43 39 
July 49 ()9 
Aug 46.70 
Sept 49.30 
Oct - 
Nov 45.18 
Dec - 
Jan - 
Feb - 
Mar - 
Apr - 
May - 
June 749 53 
Julv 46 14 
Aug 45 09 
Sept 53 03 
Oct 47 73 
Nov 41.44 
Dec 50 36 
Jan 749.64 
Feb 44 02 
Mar 40 49 
Apr 41 87 
May 42 82 
June 48.60 
July 45.41 
Aug 47 84 
Sept 47.53 
Oct 49.17 
Nov 40.20 
Dec 44 42 
6.57 
4.86 
5 . 05 
2 74 
1 ()4 
-1 32 
6 02 
5 . 16 
2.83 
75.9 
78.6 
74.1 
80.3 
80,6 
83 . 5 
80,6 
83.8 
79.2 
82.4 
86.6 
5.30 
4.99 
4 95 
4.17 
7.59 
3.30 
3.16 
3.81 
3.76 
4.54 
4.83 
6.29 
5.64 
5.80 
5.77 
4.92 
4.00 
3.66 
3.72 
3 46 
3.94 
5.03 
6.6 
6.7 
6.5 
6.4 
6.6 
6.9 
7.6 
4.98 
7.8 
4.97 
7 9 
4.12 
7.5 
3.70 
6.4 
3 . 78 
7.0 
3.41 
6.0 
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6.3 
2.89 
7.0 
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5.0 
8 
51.5 
9 
90.2 
6 
225.8 
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210.3 

147.3 
4 
87.6 
8 
97.5 

136.2 
4 
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57 
5 
30.5 
102 
4 
187 

185 
4 
130 
Q 
175 
8 
140.8 
107.3 
216.9 
35.9 
61.4 
105.0 
64 . 3 
203.1 
147.4 
70.4 
97.1 
67.1 
65.6 
158.1 
144.4 
