機車拼圖：蒸汽機車
在十九世紀最先出現的機車是以蒸汽推動的。到第二次世界大戰結束時，蒸汽機車仍是最常見的機車。第一部蒸汽機車是由英國人理查·特里維西克在1804年2月21日製造。之後經過多年的改進，蒸汽機車的經濟效益才足以在商業上的營運使用。喬治·史蒂芬生在1829年製造的火箭號便是其中一個最早在商業成功使用的蒸汽機車...
ck124蒸氣老火車照片
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