216 



REPORT 1841. 



auce is produced by the form of either end of the train, at least within any 

 practical limits, to which the variation oT that form can be subject. 



In order to ascertain whether the open spaces between the successive car- 

 riages forming the train had any effect upon the resistance, hooks were at- 

 tached to the edges of the ends of the several coaches, by means of which 

 canvas was stretched from coach to coach so as to cover in those open 

 spaces, and convert the train into a single unbroken column. The train thus 

 prepared was the same train of eight coaches used in the former experiments, 

 and the following are the details of the experiments made on the Madeley 

 planes. 



July 11th, 1839. 



Eight Second Class Carriages as before, the spaces between the Carriages 

 being closed up with canvas. 



tons. cwts. qrs. 

 Weight of Carriage and Load .... 40 

 Ten Passengers 15 



Gross weight .... 40 1 5 

 From initial velocity 25*57 miles per hour, down Madeley Plane. 



