They did more than make clothes (22h 7min, jul 30, 1730 y – 4h 5min, aug 3, 1730 y)

Watt’s principles of steam were soon applied to other type of machines--such as railroad engines.

22h 7min, jul 30, 1730 y

4h 5min, aug 3, 1730 y

~ 4 days