247 
HALL 45. 
No. 50. — Original locomotive “ Dragon,*’ America, 1848; 
the first with rocking grate and the oldest Baldwin engine now 
existing. 
No. 51. — Original locomotive “Pioneer,” America, 1848; the 
first in Chicago. 
No. 52. — Original locomotive “Mason,” America, i860; 
one of the earliest of the distinctive American model passenger 
engines. 
No. 58. — Iron picture stand, containing photographs of rail- 
way car and appliances, by German manufacturers. 
No. 59. — Statue of James Watt. 
Upon the Walls. — The Westinghouse series of large orig- 
inal drawings, showing the evolution and development of the rail- 
way brake of the world. Another series shows the development 
of the Pullman sleeping car, and the Wagner sleeping car. 
Series of original wash-drawings illustrating the evolution and 
development of permanent way, and photographs showing interior 
and exterior views of the royal trains of the world. 
