Amphibious Digger

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Amphibious Digger

steam engine

Also known as: Orukter Amphibolos

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development by Evans

In Oliver Evans
…called the Orukter Amphibolos, or Amphibious Digger, was 30 feet (9 m) long by 12 feet (3.7 m) wide. In its machinery it embodied the chain-of-buckets principle of his automatic flour mill. Equipped with wheels, it ran on land as well as on water, making it the first powered road…
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