Answer: True
Explanation:
The first steamboat was built by Robert Fulton in 1807. It was named Clermont.
The first steam-powered locomotive was built by George Stephenson in 1814.
The first sewing machine was invented by Elias Howe in 1846.
The telegraph was first developed by Samuel Morse in 1840s. The steel plow was invented by John Deere in 1837.