DOUBLE HALL 43 AND 44. 
No. 53 . — Original lo-wheel “Camel” locomotive, America, 
1852; the first of this type of heavy engines. 
No. 54 . — Original locomotive “Perkins,” America, 1862; 
the first of the special type for climbing the heavy grade of the 
Allegheny Mountains. 
No. 55 . Original locomotive No. “600,” America, 1876; the 
first passenger mogul. This engine was in the Centennial, at Phil- 
adelphia. 
On the Walls, series of large original wash drawings, show- 
ing the modern compound locomotives of the world. Series of 
original drawings and lithographs of historical engines, cars, and 
appliances. Series illustrating development of the leading foreign 
manufactures of locomotives, cars, and appliances. Series of di- 
rect tracings, fourteen in number, from the original drawings of 
George Stevenson’s locomotives. Series furnished by the German 
government, indicating the development of German motive power 
and equipment. The “West” series complete, consisting of four- 
teen plates, showing, in detail, the evolution and development of 
the English locomotive, 
