De Winton's of Caernarfon 1854-1892 : Mr. Owen Thomas and Jeffreys Parry de Winton, Esq. : maritime aspects of the Union Foundry business, Caernarfon /
Lloyd, Lewis,1939-
[Harlech] : Lewis Lloyd,
c1994.
Thomas, Owen, 1817-1866
De Winton, Jeffreys Parry, 1829-1892
De Winton's (Firm)
Iron-founding
Brass founding
Foundries