40 



Thermometer in Shade. 

 2h. 20m. 78° Fah. 

 5h. 30m. 70.5° 

 Gh. 30m. 72° 

 7A. 69° 



Observations by Messrs. Justice and Trego. 



Thermometer in Sun. 



Ah. 30m. Therm. 84.5° Fah. bh. 40m. Therm. 74° Fah. 



Ah. 40m. 82° bh. 50m. 78° 



Ah. 50m. 83° 6A. 78.5° 



bh. 80° 6A. 15m. 80° 



bh. 10m. 76.5° 6A. 30m. 79° 



bh. 20m. 73° 



Observations by Professors Kendall and Frazer. 



Barometer, an Aneroid, compared before and afterwards with stan- 

 dard barometer (Brunner, 122). Observations reduced to the Smith- 

 sonian standard barometer (Ernst. 5). 



Thermometer in shade-^a fine chemical thermometer made in 

 Paris. 



Thermometer in sun — a flat-bulb thermometer made at Berlin. 



The observations are reduced by direct observation to the Kew 

 standard thermometer, No. 104, belonging to the University. 



h. m. Barometer. 



29.91* 



29.91 



29.91 



29.91 



29.91 



29.91 



29.91 



29.9 



29.91 



29.91 



29.9 



29.9 



29.9 



29.91 



* The attached thermometer scarcely varying perceptibly, 

 f This was a minimum, the thermometer being watched continuously 

 until 5.44, when it again began to rise. 



