PLATE XI. 



Fig. I. — Stremmatograph attached to base of rail to obtain record of 

 the stresses of locomotive No. 596 on Track No. i, 5^-inch 80- 

 Ib. rails. 



Fig. 2. — ^Locomotive ''DeWitt Chnton " and train of the Mohawk 

 and Hudson R. R. Co., 183 1. The first American constructed 

 locomotive and train. The inception of the New York Central 

 and Hudson River Railroad. The progress of 60 years was dem- 

 onstrated by the installation of the ''Empire State Express" in 

 1 89 1, the '' fastest long distance train in the World." 



(112) 



