Wikimedia Commons8月25日的每日圖片
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Chicago and Northwestern railroad locomotive shop fsac.1a34676u.jpg
December 1942, view into the Chicago and North Western Railway locomotive shops.
Today, 200 years ago, James Watt died, who crucially improved the steam engine, which was fundamental to the changes brought by the Industrial Revolution. Steam locomotives as special steam engines were an essential part of it.
 
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