Buffalo Bill?? 10 points to whoever answwweerssssss?

i need to find a good reliabe source that would explai to me Buffalo Bill's life, a biography...and the reason for that is because i need to make a tall tale, which is an exaggeration of his life, or a part of his life, where i use simile, metaphor, colorful language, hyperbole, enhanced abilities, and exaggeratedplot. Please give me tips or start me off please--i am makin a poem...but wht part of his life should i exaggerate? and please give me a reliabe source? 10 points to whoever answers....I swear