. "553"^^ . . . "TownSupplementary"@en . . . "552 Curved Road Plates is a Supplementary Town set released in 1979. It contains two 32 x 32 road plates with a curved corner road pattern."@en . "1979"^^ . "552 Curved Road Plates"@en . . . "System"@en . "551"^^ . "Town"@en . . "552 Curved Road Plates is a Supplementary Town set released in 1979. It contains two 32 x 32 road plates with a curved corner road pattern."@en . . "Supplementary"@en . "552"^^ . "2"^^ . "Curved Road Plates"@en .