155 
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 evolution 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 demon- 
stration 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 
continuation of the large wash-drawings showing the evolution of 
the locomotive. Likewise, a further series of bromides of rail- 
road views in foreign countries. 
HALL 51. 
No. 12. — Full size working reproduction of the “Puffing 
Billy,” England, 1813, built by Hedley 'immediately after 
demonstrating the adhesion of smooth wheels, this Jocomotive 
being thus constructed. The “Puffing Billy” is from the 
measurements and drawings made by the authorities^ of the South 
