102 



EXPERIMENTS IX AERODYNAMICS. 



October 30, 1888. 

 PRESSl RE "\ ONE-FOOT SQUARE PLANE (929 square centimi 

 Barometer, 739 mm.; mean temperature, 7°.8 C. ; wind velocity. — . 



November 1. 1888. 

 PRESSURE ON SIX-INCH SQUARE PLANE (232 square centime!, 

 Barometer, 711 nun.; mean temperature, 20°.0 C; wind velocity, 1.5 meter-; per se I 



