66125. Railway steel topics / The United Steel Companies. - Jrg. 8 nr. 3 (lente 1966) - Sheffield : The United Steel Companies, 1966. 43 p. : ill., graf., tek. : 28 cm. - PK : DE PATER DK 157

66125. Railway steel topics / The United Steel Companies. - Jrg. 8 nr. 3 (lente 1966) - Sheffield : The United Steel Companies, 1966. 43 p. : ill., graf., tek. : 28 cm. - PK : DE PATER DK 157