What things were invented in the year 1773?

In the year 1773, several significant inventions were made. One notable invention was the spinning jenny, a multi-spindle spinning frame that revolutionized the textile industry by allowing for the mass production of yarn. Additionally, the first steam engine capable of doing mechanical work was developed by John Smeaton in 1773, paving the way for the Industrial Revolution. Lastly, the first iron bridge, the Iron Bridge in Shropshire, England, was completed in 1773, marking a major advancement in engineering and construction techniques.