(You know the 19th century has been over for 112 years, right?)
High quality, highly exact machine tools were the best inventions of the 1800s. They made so many other things possible.
As the daughter of a machinist....I can't help but agree.
That is awesome. Tell your dad thanks.
There were very many.I will pick photography,from the mid-part of the 19th Century,and moving pictures from the final decade.
Capital punishment (miss the electric chair) :(
hanging does fine too.
Abraham Lincoln ;)
And the best invention of 20th century is Me! ;)
Thanks to my parents!
cotton gin and the telegraph.