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HALL 49. 
No. 21. — Full size working reproduction of the “Best 
Friend,” America, 1830; the first locomotive built on the American 
continent for actual service. 
No. 22. — Full size working reproduction of the “ Mercury,” 
England, 1830; George Stephenson’s highest type of development, 
and the father of the standard English engine. 
No. 23. — Full size working reproduction of the original 
“York,” America, 1831; Phineas Davis’ first locomotive. 
No. 24. — Full size working reproduction of the “Johnson, ’ 
America, 1831; the first locomotive with a double firebox. 
No. 25. — Full size working reproduction of the “James,* 
America, 1831; the first suggestion of the link motion. 
No. 26. — Full size working reproduction of the “Costell,” 
America, 1831; first locomotive with oscillating cylinders. 
No. 27. — Full size working reproduction of the “Child,” 
America, 1831; first rotary locomotive. 
The five locomotives last mentioned were competitors in the 
Baltimore & Ohio locomotive competition or trial in 1831, the first 
event of this character on the American continent. The “York” 
was the winner. 
No. 28. — Full size working reproduction of the “James,” 
America, 1832; the first locomotive in the world with link motion. 
No. 29. — Full size working reproduction of the remodeled 
“York,” America, 1831; the first of the distinctively “Grasshopper” 
type. 
No. 30. — Full size working reproduction of the “Old Iron- 
sides,” America, 1832; the first Baldwin locomotive. 
On the Walls, photographs on canvas of Harper’s Ferry, 
Buckhorn Wall, and Fairport; these photographic results being 
eight feet high and sixteen feet long. On the East, North and 
West walls of this room are a series of original drawings, lithographs, 
and photographs, illustrative of the development of the Baldwin 
locomotive from 1832 to 1893; on the walls in the Southern half of 
the room are a series of original drawings, lithographs and photo- 
graphs, illustrating the progress as manufacturers of the Portland 
Locomotive Works, the New Jersey Locomotive Works and the 
Cooke Locomotive Works. Also series of maps showing the rail- 
road occupation of the United States by decades from 1830 to 1890. 
