LEGO 6073: Knight's Castle | Brickset: LEGO set guide and database
Jeux de construction LEGO châteaux vintage | eBay
LEGO 375-2 Castle | BrickEconomy
Legoland castle kits moved to grey bricks, after the initial 1979, yellow brick castle kits had started the line. | Vintage lego, Cool lego creations, Lego knights