1916- the Centre Street Bridge, a historic bridge in Calgary, Canada, opens.        
        
    This Day in History
        	1924- America’s first diesel electric locomotive enters service.        
        
    
        	1943- A passenger train in North Carolina crashed into another train’s derailed cars. 72 people died.        
        
    
        	1969- the Silver Memorial Bridge over the Ohio River opens for the first time.        
        
    
        	1978- Construction begins on the light aircraft carrier, the HMS Ark Royal.        
        
    
        	1921- A fire at a coal mine in Morrison, Colorado results in the death of 6.        
        
    
        	1866- 388 died at the Oaks Colliery in South Yorkshire, UK, due to a firedamp and coal dust explosion.        
        
    
        	1890- the single-arch Victoria Avenue Bridge opens in Cambridge, England.        
        
    
        	1987- the Tsing Yi North Bridge opens in Hong Kong.        
        
    
        	1787- Designer of Eldon Square in England, John Dobson, is born.        
        
    