102 



EXPERIMENTS IN AERODYNAMICS. 



October 30, 1888. 



PRESSURE OX ONE-FOOT SQUARE PLANE (929 square centimeters). 



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



November 1, 1888. 



PRESSURE ON SIX-INCH SQUARE PLANE (232 square ceutiuieters). 



Barometer, 741 mm. ; mean temi^erature, 20°.0 C. ; wind velocity, 1.5 meters per second. 



