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7. — Full size working reproduction of the “Trevithick,” 
1808, the first locomotive on rails in England. 
Upon the Walls, series of original large wash-drawings, in- 
dicative of the early stages of the evolution of the locomotive. Also, 
series of original drawings by Theodore Cooper, showing the evo- 
lution and development of the railroad bridge of the world. Also, 
series of bromides of scenes on railroads in foreign countries. 
HALL 52. 
No. 8.— Full size working reproduction of the “Evans,” 
America, 1804 ; the first actual propulsion by steam on land on the 
American continent, and the first practical propulsion by steam on 
land in the world. 
No. 9. — Full size working reproduction of the “ Blenkensop,” 
England, 1812; the first locomotive for actual commercial pur- 
poses in the world, it running on a rack road. 
No. 10 .— Full size working reproduction of the “ Brunton,” 
England, 1813 ; the horse-leg locomotive. 
No. 11.— Full size working reproduction of the “Hedley” 
model, England, 1813, with which the first practical demonstration 
of the adhesion of smooth wheels to smooth rails was made. 
On the Walls, continuation of the Theodore Cooper series of 
the evolution and development of the railroad bridge ; also a con- 
tinuation of the large wash-drawings showing the evolution of the 
locomotive. Likewise, a further series of bromides of railroad 
views in foreign countries. 
HALL 51. 
No. 12.— Full size working reproduction of the “ Puffing 
Billy,” England, 1813, built by Hedley immediately after demon- 
strating the adhesion of smooth wheels, this locomotive being thus 
constructed. The “ Puffing Billy ” is from the measurements and 
drawings made by the authorities of the South Kensington Mu- 
seum in London, the original engine, the oldest in the world, being 
preserved in that institution. 
