I read this book years ago and found the link again: great info for all of us:
http://allaboutmetallurgy.com/wp/wp-content/uploads/2017/02/A-History-of-Metallurgy-by-Tylecote.pdf
http://allaboutmetallurgy.com/wp/wp-content/uploads/2017/02/A-History-of-Metallurgy-by-Tylecote.pdf