Jethro Wood House was the home of Jethro Wood, inventor of a cast-iron plow with replaceable parts, that was the first commercially successful iron plow. He received a patent for this in 1814 which was extended in 1819. He spent his earnings fighting patent infringements.
The house was declared a National Historic Landmark in 1964.
Jethro Wood House was the home of Jethro Wood, inventor of a cast-iron plow with replaceable parts, that was the first commercially successful iron plow. He received a patent for this in 1814 which was extended in 1819. He spent his earnings fighting patent infringements.
The house was declared a National Historic Landmark in 1964.
Monuments 
