. . "James Horner & Co." . . "Pompton Lakes (N.J.)" . . "Ludlum Steel Company." . . "Passaic County (N.J.)" . . "Watervliet (N.Y.)" . . . "History" . . "Account books" . . . . "Sources" . . . . . . . . . . "Records of James Horner & Co.: time book, 1851-1860." . . . . "Horner & Ludlum." . . "Pompton Steel and Iron Company." . . "Ludlum Steel and Spring Company." . .