History of the United States I / Unit 9 USH1 1226 short lesson, about 20 seconds
Interchangeable Parts
Captions available
The idea
Whitney also developed machine tools for producing standardised, interchangeable parts for manufacture.
In practice
Components made to a common specification rather than fitted individually by a craftsman.
Where people slip
This is the same principle as the standardised shoe soles in entry 1209, now applied to metal instead of leather.
Your place on the trail
Every lesson rests on earlier ones and opens later ones. Tap any to jump.
Builds on
Unlocks
- Nothing yet depends on this.
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