CATALOGUE OF THE MECHANICAL ENGINEERING COLLECTION. 117 



is driven by a system of levers and leather clutches on the rear wheel 

 hub, with a spring to recover the pedals at each downward stroke. 

 The wheels are equipped wnth solid rubber tires and spoon brake 

 on the rear wheel operated from the handle bar. 



Cat. No. 248,836 U.S.N.M. 



Columbia Bicycle, 1885. Gift of E. H. Sithens. 



This type of bicycle, sometimes known as the " Ordinary," having 

 the large front wheel and small rear wheel, was very much in favor 

 from 1880-1890. The frame is constructed of steel tubinjj. The front 



FIG. 59. lady's " VICTORIA '•' BICYCLE^ 1887. 



wire-spoke wheel is 51 inches in diameter, equipped with solid tires. 

 The pedal cranks are fitted with two holes for adjusting the position 

 of the pedals, and a spoon brake operating on the top of the front 

 wheel is controlled by a lever from the right handle bar. 



This i^articular machine has been ridden over 10,000 miles and was 

 used to some extent in racing events. Cat. No. 307,216 U.S.N.M. 



"Star" Bicycle, 1881. Gift of Robert Atwater Smith. 



This machine was made by the H. B. Smith Machine Company, 

 Smithville, New Jersey. It consists of a small 22-inch wire wheel in 

 front and a large 36-inch wire wdieel in the rear, joined by a triangular 

 wrought-iron bar frame. The riding saddle is fitted to a short metal 

 plate fastened at one end to the main frame and at the other to struts 



