https://lynxartcollection.com/products/bitcoin-whitepaper-formatted-24x36-poster-crypto-art-poster-artwork-btc-design-print is where i got this specific poster from a few years ago. nostr:npub147wy3decmxy3vs9u4nse80ha7nkcydt7zdge8lc9gk8ddglh4t6qudjwdr sells posters too.