I started with some mint condition Pirates Eldorado instructions, and stumbled upon a well-priced goldmine! (More info in captions & comments) : r/lego
LEGO 6276 Eldorado Fortress Set Parts Inventory and Instructions - LEGO Reference Guide
Classic pirate weekend continues! 6276 is back after 3 decades! All parts accounted and OG instructions in hand. Base plate looks like new but white pieces a little worn. Can't wait for