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Length/Distance | Convert from chain [Ramsden, engineer] to span |
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Common Length Conversions Metric Length Conversions Unit Definition (chain [Ramsden, engineer]) The Ramsden chain is quite different to the Gunter chain. The Ramsden chain was commonly used by American surveyors. It equals approximately 100 feet and is also known as the engineer's chain. Unit Definition (span) Span is the width of a human hand, from the tip of the thumb to the tip of the pinky finger.
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