"Wm. Gray & Co. Ltd." . . . "W. Gray & Co Ltd" . . "Voluntary liquidation" . . . . . "William Gray & Co. Ltd." . "William Gray & Company, Ltd." . . . . . . . . "Denton and Grey" . . "Sir William Gray" . . . "Wm. Gray & Co" . "William Gray & Company" . . "William Gray & Co" . "William Gray" . . . . . . "W Gray & Co Ltd" . . . "William Cresswell Gray" . . . . . "Central Marine Engine Works" . . "William Gray & Company" . . . . . . "built S.S. ''Firby''" . . . . . "William Gray & Co." . "William Gray & Company Ltd." . . . . "William Gray & Co Ltd" . "William Gray & Company Ltd" . "Wm Gray & Co Ltd" . . "1863" . . . . "William Gray & Sons Ltd" . . . . "Wm Gray & Co" . . . .