LEGO 6276 Eldorado Fortress Set Parts Inventory and Instructions - LEGO Reference Guide
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 Instructions, Pirates
Lego 6276 - instruction of alt. model B building - YouTube