AERODYNAMICAL EXPERIMENTS UPON A YACHT'S MAINSAIL. , 17 



The President : — The next paper to be taken up is No. 3, entitled, "Inland Navigation 

 and Barge Construction versus Floating Barges," by Mr. J. H. Bernhard, Associate. 



Mr. J. H. Bernhard, Associate: — Mr. President and gentlemen, instead of adhering 

 religiously to the paper, I will attempt to show the same thing by the use of lantern slides 

 and some explanation as we go along. 



