source: Scientific American July 25, 1896
Number 999 is one of the class of New York Central engine which hauled a 361,000 pound train from New York to Buffalo, 436.32 miles at the rate of 64.22 miles an hour, exclusive of stops. This superb locomotive which was built at the shops of the New York Central and Hudson River Railroad, was on exhibition at the Columbian Exhibition at Chicago, and is the most popular and widely known engine in American today. (1896)
#999 of the NYC and HRR , 1893
cylinders 19 by 24 inches, drivers 86.5 inches, weight 62 tons, steam pressure, 190 pounds. A modern example of an American eight-wheeled express engine.
Hauling the Empire State Express, the fastest train in the world, speed 64.22 miles per hour.
Up to its time holds the worlds speed record for the mile, at something over 100 miles per hour.