Comparative Air-Analyses 



99 



Table 59. Analyses of outdoor air made at the Nutrition Laboratory. 



Series 4. 



Date. 



Mar. 28 



Time. 



ll h 30 m a.m. 

 12 00 noon 



2 25 p.m. 



3 27 p.m. 



10 01 

 10 31 



10 59 



11 28 

 11 56 



2 45 



10 21 



10 52 



8 28 



8 58 



9 00 

 9 28 

 9 57 



10 27 



11 05 



11 37 



12 10 

 8 26 

 8 54 

 2 24 



2 53 

 10 06 



10 35 



11 06 



8 43 



9 13 

 9 06 

 9 32 



10 01 



11 21 



11 49 



12 19 



8 45 



9 15 

 9 45 



3 32 



a.m. 

 a.m. 

 a.m. 

 a.m. 

 a.m. 

 p.m. 



a.m. 

 a.m. 

 a.m. 

 a.m. 

 a.m. 

 a.m. 

 a.m. 

 a.m. 

 a.m. 

 a.m. 

 p.m. 

 a.m. 

 a.m. 

 p.m. 

 p.m. 

 a.m. 

 a.m. 

 a.m. 



a.m. 

 a.m. 

 a.m. 

 a.m. 

 a.m. 

 a.m. 



a.m. 

 p.m. 

 a.m. 

 a.m. 

 a.m. 

 p.m. 



Temper- 

 ature. 



C. 



7.6 



7.4 

 9.6 

 5.7 

 4.5 



2.6 



4.2 

 2.i 

 3.6 



14.0 

 16.8 



8.6 



8.6 

 9.9 



Barom- 

 eter. 



mm. 

 748.40 



753.85 



751.90 

 739.40 

 746. io 

 757.45 



770.85 



777.70 

 775.40 

 759.50 



757.00 

 754.40 



769.00 



772.70 

 772.40 



Wind. 



Weather. 



Light, SW 



N 



Brisk NW. 



Brisk W . 



W. 



Light, E. 



Light, SE 

 Light,' sw! 



Light, W. 



sw".'.'.'.'. 



SW., mod- 

 erate. 



Light, W. 



Light, W. 



Pleasant 



Sunny, pleasant 



Sunny at times, then 

 dark again. 



Sunny, pleasant 

 Sunny at times, then 



dark. 

 Sunny, pleasant . . . 



Sunny, pleasant . 



Sunny, pleasant. 



Damp, raw; no sun 



Snow and sleet last 



night. 

 Snow on ground; 



raining. 

 Pleasant, sunny . . . 



Sunny, bright. 



Bright, sunny 



Sunny, pleasant 



Sunny, pleasant 



Carbon 

 dioxide. 



p. ct. 



0.034 

 .031 

 .033 

 .030 



.032 

 .030 

 .030 

 .030 

 .029 

 .031 

 .030 

 .029 

 .027 

 .030 

 .029 

 .029 

 .030 

 .028 

 .031 

 .027 

 .029 

 .031 

 ,031 

 .031 

 .031 

 .031 

 .032 

 .032 

 .032 



.033 

 .031 

 .032 

 .029 

 .030 

 .028 



.028 

 .030 

 .031 

 .030 

 .031 

 .029 



Oxygen. 



p. ct. 

 20.938 

 20.940 

 20.949 

 20.942 



20.921 

 20.928 

 20.938 

 20.932 

 20.935 

 20.939 

 20.939 

 20.941 

 20.938 

 20.938 

 20.938 

 20.938 

 20.932 

 20.939 

 20.925 

 20.931 

 20.938 

 20.940 

 20.930 

 20.932 

 20.931 

 20.933 

 20.923 

 20.929 

 20.928 



20.940 

 20.939 

 20.937 

 20.930 

 20.931 

 20.930 



20.938 

 20.938 

 20.928 

 20.935 

 20.932 

 20.930 



Table 60. Analyses made at the Nutrition Laboratory of air confined in a steel cylinder. 



Series 3. 



