LUÍS FERREIRA - 1909-1994 LUÍS FERREIRA - 1909-1994, Miniatures "Ballerina slippers", pair of sculpted bone sculptures, silver application, Oporto assay mark (post 1985), Virgílio da Costa Barroca makers mark (1983), LUÍS FERREIRA mark, Portuguese Dimensões (altura x comprimento x largura) - 9 cm; Peso - bruto - 128 grs.