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Built in May 1927 by the Baldwin Locomotive Works, No. 3751 was Baldwin's and the Santa Fe Railway's first 4-8-4 type. Tests showed that the new locomotive was 20% more efficient and powerful than the 3700 class 4-8-2 "Mountain" type steamers, which at the time were Santa Fe's most advanced steam locomotives. Santa Fe adopted the terminology ...
Steam 4-8-8-4: 548 tonnes (604 short tons) 135,375 pounds-force (602 kN) 6,290 horsepower (4,690 kW) Several on static display. No. 4014 in service with the UP Heritage Steam collection [4] BJ 6001: China Railway: 北京6001 Beijing Feb. 7th 1969 Diesel-hydraulic D'D' — — 5,918 horsepower (4,413 kW) Most powerful diesel-hydraulic locomotive ...
Dimensions. Length: 5.8 inches (150 mm), width: 3.2 inches (81 mm), height: 0.7–1.3 inches (18–33 mm) The HP-35 was Hewlett-Packard 's first pocket calculator and the world's first scientific pocket calculator: [ 1] a calculator with trigonometric and exponential functions. It was introduced in 1972.
In this example, the borrower bought two discount points costing 1 percent of the loan principal, or $3,200 each. By buying two points for $6,400 upfront, the borrower’s interest rate shrank to ...
LNER Class A4 4468 Mallard is a 4-6-2 ("Pacific") steam locomotive built in 1938 for operation on the London and North Eastern Railway (LNER) at Doncaster Works to a design of Nigel Gresley. Its streamlined, wind tunnel tested [ 1] design allowed it to haul long distance express passenger services at high speeds.
The stepped reckoner or Leibniz calculator was a mechanical calculator invented by the German mathematician Gottfried Wilhelm Leibniz (started in 1673, when he presented a wooden model to the Royal Society of London [ 2] and completed in 1694). [ 1] The name comes from the translation of the German term for its operating mechanism, Staffelwalze ...
The juggernaut that controls 90% of AI-critical semiconductors passed Apple and Microsoft to be worth $3.23 ... the company instituted a 10-for-1 stock split ... of 6 points in Olympic women's ...
No. 4449 was the last steam engine manufactured in Southern Pacific's first order of GS-4 (Golden State/General Service) locomotives. No. 4449 was placed into service on May 30, 1941, and spent its early career assigned to the Coast Daylight, Southern Pacific's premier passenger train between San Francisco and Los Angeles, California, but it also pulled many other of the SP's named passenger ...