Black Falcon's Fortress, 6074 (Lego Black Falcon's Fortress 6074 complete with instructions.) collected in Lego Castle Sets by Anthony Pietrak - Collected It!
LEGO Classic Castle 6074 Black Falcon's Fortress from 1986 - YouTube
Classic-Castle.com • View topic - Weekly Set Review: Black Falcon's Fortress
LEGO 6074 Black Falcons Fortress Instructions, Castle
LEGO 6074 Castle Black Falcon's Fortress | BrickEconomy