4. Barometer reduced to sea level, max. 30.73, min. 30.43, mean 30.592. 

 Temperature, max. 39-^, 3G.5°, 3 p.m., min. 21.5°, W, 7 a.m., mean hourly 29.0°. 

 Sun Thermometer, max. 105°, 1.30 p.M.,brioht sunshine 9 hrs. 



Mean dew point 19.0°, mean force vapor .1718, mean humidity G3.7. 

 Wind, S.S.W., total movement 8G m., mean hourly vel. 3.G m.. max. pressure 

 3 lbs. =24 m. per hour, 12 p. m. Ozone 0. 



5. Barometer reduced to sea level, max. 30.430, min. 29.93, mean 30. 105. 

 Temperature, max. 51°, 45°, 3 p. m., min. 3G°, 35", 1 a. m., mean hourly 39.6°. 

 Sun Thermometer, max. 76°, 2 p.m., brig-ht sunshine 0. 



Mean dew point 39.3°, mean force vapor .2675, mean humidity 89.7. 



Wind. S.S.W., total movement 206 m.,mean hourly vel. 8.6 m..max. pressure 

 4 1-2 lbs. =30 m. per hour, 3 a. m. Began raining at 5 a.m. Stopped at 

 7.30 A..M., .08 in. water fell; at base of tower, .10 in. Ozone 0. 



6. Barometer reduced to sea level, max. 29.92, min. 29.655, mean 29.765. 

 Temperature, max. 59°, 58.5", 8 p.m., min. 37. 5^', 36^", 1 a.m.. mean hourly 52.3°. 

 Sun Thermometer, max. 72°, 2 p.m., bright sunshine 0. 



Mean dew point 47.0°, mean force vapor .4078, mean humidity 79.7. 



Wind, S.S.W., total movement 225 m., mean hourly vel. 9.4 m., max. pressure 



13 lbs. =51 m. per hour, 8 p.m. Showers from 1.30 a. m. to 9 p. m , .04 



in. water fell; at base of tower, .07 in. Ozone 2. 



7. Barometer reduced to sea level, max. 29.99, min. 29.795, mean 29.960. 

 Temperature, max. 43", 50.5°, 1 a.m. , min. 29.5°, 26", 12 p.m.. mean hourly 52.3°. 

 Sun Thermometer, max. 55", 1 p.m., bright sunshine 0. 



Mean dew point 23.0", mean force vapor .2205, mean humidity 57.0. 

 Wind, N.W., total movement 160 m., mean hourly vel. 6.7 m., max. pressure 

 1-4 lbs. =7 m. per hour, 3 a.m. Ozone 5. 



8. Barometer reduced to sea level, max. 29.99, min. 29.44, mean 29.652. 

 Temperature, max. 43", 39", 1 a.m., min. 16°, 13.5", 12 p.m., mean hourly 33.7°. 

 Sun Thermometer, max. 105", 10-30 a.m., bright sunshine 3 hrs. 



Mean dew point 25.7°, mean force vapor. 2085, mean humidity 66.7. 



Wind, W.S.W., total movement 93 m., mean hourly vel. 3 9 m., max. pressure 



12 3-4 lbs. =50 m. per hour, 11-30 p.m. A.n inappreciable quantity of snow 



fell in the later part of the afternoon. Ozone 0. 



9. Barometer reduced to sea level, max. 29.98, min. 29.45, mean 29.903. 

 Temperature, max. 32", 33°, 1 a.m., min. 14", 13.5", 7 a.m., mean hourly 21.6°. 

 Sun Thermometer, max. 78°, 10 a.m., bright sunshine 9 hi's. 



Mean dew point 5.3°, mean force vapor .1214, mean humidity 47.7. 

 Wind, W.N.W., total movement 345 m., mean hourly vel. 14.4 m., max. pres- 

 sure 27 3-4 lbs. =74 m. per hour, 3 a.m. Ozone 7. 



10. Barometer reduced to sea level, max. 30.265, min. 29.98, mean 30.080. 

 Temperature, max. 25", 20.5", 1 a.m., min. 12. 5°, 11", 11 a.m., mean hourly 15.9°. 

 Sun Thermometer, max. 23°, 10-30 a.m., bright sunshine 0. 



Mean dew point 12.7°, mean force vapor .0892, mean humidity 87.7. 

 Wind, N., total movement 53 m., mean hourly vel. 2.2 m., max. pressure 

 3 1-3 lbs. =26 m. per hour, 12 m. Began snowing at 6 a.m. Ozone 1. 



11. Barometer reduced to sea level, max. 30.46, min. 30.09, mean 30.292. 

 Temperature, max. 30", 28", 12 p.m., min. 16.5", 15", 1a.m., mean hourly 20.7°. 

 Sun Thermometer, max. 31°, 12 m., bright sunshine 0. 



Mean dew point 22.3", mean force vapor .1325, mean humidity 95.3. 



Wind, N., total movement 116 m., mean hourly vel. 4.8 m., max. pressure 



3-4 lbs. = 12 m. per hour, 7.30 p.m. Snow, sleet and rain during the day. 



2 1-2 in. snow fell. The total precipitation was .42 in. of water; at base of 



tower .60 in. Ozone 2. 



12. Barometer reduced to sea level, max. 30.205, min. 30.09, mean 30.14. 

 Temperature, max. 49", 49*^, 4 p.m., min. 20", 24", 1 a.m., mean hourly 36.5°. 

 Sun Tlun-mometer, max. 131°, 2 p.m., bright sunshine 9 1-2 hrs. 



Mean dew point 34.5", mean force vapor .25G1, mean humidity 77.0. 



Wind, E.S.E., total movement 26 m., mean hourly vel. 1.1 m., max. pressure 



2 1-3 lbs. =21 m. per hour, 9 p.m. Began raining at 7 p.m. Ozone 0. 



13. Barometer reduced to sea level, max. 30.20, min. 29.58, mean 29.845. 

 Tempei'ature, max. 51°, 55°, 4 p.m., min. 27", 24°, 7 a.m., mean houi'ly 40.7°. 



