F. BLANDPORD.-Proe. 



DRY BULB THERMOMETER 

 WET BULB THERM. 



RAINGAUGE WIND 

 D I R. 





I! 



REDUCED BAROMETER 



^m i 



WIND MOVEMENT ■ 



TRACE OF VAN RYSSELBERGHE X SCHUBART'S METEOROGRAPH 



