This is really interesting! "Think & Grow Rich" by Napoleon Hill is considered as the father of all the books that talk about success and how to get rich!
I didn't read yet "Law of Success" this is why I will follow you to discover it through your posts!
I also make a challenges every month to read at least one book , you can find out here my review about the book called "RICH DAD POOR DAD" by ROBERT KIYOSAKI.
and this month I choose to read "Think! Before it's too late" by EDWARD DE BONO you can check out my challenge here