Shay Locomotives: The Pioneering Geared Steam Engines for Rough Terrain

A rediscovered article highlights the unique design of Shay locomotives, which used a geared drive system to navigate steep and uneven tracks where standard locomotives failed. Invented by Ephraim Shay in the late 1800s, these engines revolutionized logging and mining industries by enabling efficient transport in mountainous regions. Their historical significance lies in engineering innovation that adapted steam power to challenging environments.

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