Here's 5 facts about John Adams:
> Adams defended British soldiers after the Boston Massacre.
> He was a great pen pal.
> He was the principal author of the oldest written constitution still in use in the world.
> He was the first president to live in the White House.
> Adams participated in what may have been the nastiest presidential campaign in American history.
Hope this is what you was looking for! :D
The Principia Mathematica was written by Alfred North Whitehead
Answer:
If you still need help so I can
Explanation:
Yes iron was used extensively by the Sumerians.