6075-2: The first LEGO castle, which was released in 1981. I picked this up for $50 last week and built it today. Only missing four pieces and half of a minifig. Such
LEGO 6075 Wolfpack Tower | Brickset
LEGO 6075-1 Wolfpack Tower Set Parts Inventory and Instructions - LEGO Reference Guide
LEGO+Castle%3A+Wolfpack+Tower+%286075%29 for sale online | eBay
Lego 6075 Wolfpack Tower for Sale in Salem, OR - OfferUp